orgrctera/beir_cqadupstack_stats · Datasets at Hugging Face

id stringlengths 36 36	input stringlengths 15 138	expected_output stringlengths 25 523	metadata.query_id stringlengths 1 6	metadata.split stringclasses 1 value
6f08e8c3-c110-42ae-8026-82f7e36020da	Extremely unequal sample size in logistic regression	[{"id": "6067", "score": 1}, {"id": "89091", "score": 1}, {"id": "84218", "score": 1}]	48145	test
23aaaa8d-4024-4800-8a98-9401a97fd65b	How to calculate p-value for t-test if original data is not available?	[{"id": "30394", "score": 1}]	65811	test
ae2059e5-debb-436d-867a-1d17fabe68eb	Highly unbalanced test data set and balanced training data in classification	[{"id": "43871", "score": 1}]	57259	test
0bc88ac6-cf86-4bd8-b390-d3569c5b5731	Risk of extinction of Schrödinger's cats	[{"id": "49408", "score": 1}]	41247	test
5c490e1f-ceaf-419a-b8d3-d93efe56c6a0	Does the size of the reference sample matter in logistic regression?	[{"id": "27554", "score": 1}]	27626	test
f2deeed6-f36c-4cd0-b99a-d097ef78e694	How to perform a regression model with a mix of binary, nominal, ordinal, and continuous predictors?	[{"id": "56630", "score": 1}]	8881	test
110c3071-29cd-41c0-a148-e959a8cd39be	Testing for difference between two percentages (using confidence intervals)	[{"id": "41156", "score": 1}]	62640	test
d30d8a02-93b4-441b-9495-d3b608f7f279	Forecast Daily Data with Multiple Seasonality	[{"id": "14742", "score": 1}]	90828	test
a0f09731-6ad7-4bcd-9309-9e55ca475145	Probability of two people meeting when the arrival intervals and wait times are different	[{"id": "15448", "score": 1}]	83193	test
cbc661f7-d163-49eb-8606-a0f3dfd545ec	Why does including latitude and longitude in a GAM account for spatial autocorrelation?	[{"id": "33812", "score": 1}]	35510	test
e5790c89-2711-4f51-8eb1-70346c9bbb4a	Trigonometric operations on standard deviations	[{"id": "49962", "score": 1}]	3215	test
fc7f9c3d-f2cf-44e3-a3c4-e6585027f083	Can a dichotomous variable (yes/no) be merged with a Likert measure (1,2,3,4) using z scores?	[{"id": "81391", "score": 1}]	40976	test
15a432ef-6914-442d-b3cf-ab73ab1dc202	Central Limit Theorem	[{"id": "3734", "score": 1}, {"id": "77042", "score": 1}]	43698	test
4962924c-b984-484f-a031-139863755679	Structural break test on an arma model any statistical software packages	[{"id": "104324", "score": 1}]	105488	test
56b9b58b-e3c8-4e7d-995f-0dc92f110f4f	Is it required for panel data to use dummy variables?	[{"id": "63809", "score": 1}]	58486	test
d6852fad-e82f-44b3-bf54-7ac7fe7c02fd	Estimating the absolute decline of rates	[{"id": "108689", "score": 1}]	108817	test
e9b53f83-2af4-4526-aa4c-ddaccec92ce0	Converting standardized betas back to original variables	[{"id": "76668", "score": 1}]	74622	test
b5db3903-62fc-42bb-a18e-0ba959db90ed	Is it meaningful to calculate Pearson or Spearman correlation between two Boolean vectors?	[{"id": "111556", "score": 1}]	103801	test
166ea52f-9efa-4fb7-87f3-2365490beb24	Is there a term for $P(A\cap B)/[P(A)P(B)]$?	[{"id": "6047", "score": 1}]	40977	test
48f8f771-00e5-43f6-9b70-935d0cbdbbaf	Forcing a set of numbers to a gaussian bell-curve	[{"id": "59631", "score": 1}]	5853	test
73174097-acbc-43e6-9865-f1d60980bc00	Link between moment-generating function and characteristic function	[{"id": "109551", "score": 1}]	44201	test
a5fa0c08-23bf-411d-8fb8-0f3afdb6fe00	What do you do when a centroid doesn't attract any points?	[{"id": "96214", "score": 1}]	89926	test
95a80aa0-f6b1-4418-a214-4bdaa661bdac	Proper back-transformation of lognormal standard deviation to find confidence intervals around a mean	[{"id": "33382", "score": 1}]	112055	test
4e23a00a-3d44-4c77-b9e1-6fa4d27886d1	How do I use a mean and 95% confidence intervals to draw from a distribution?	[{"id": "59880", "score": 1}]	59882	test
c0ae272e-c931-4456-8cc1-5fd7a84fa417	Why do PCA scores differ in sign?	[{"id": "89464", "score": 1}]	88880	test
ba3c1cf7-bf27-4c99-b8f5-ffd180dfa323	What is this kind of graph called? (2D grid with a color-coded scale for a 3rd variable)	[{"id": "90074", "score": 1}]	92788	test
0450df16-3d2b-428d-83a8-5fa8ccdb802b	How to create a z-score table	[{"id": "105266", "score": 1}]	105277	test
b035e08f-c113-4dbf-a125-e1b420d27b8a	What's the accuracy of data obtained through a random sample?	[{"id": "90869", "score": 1}]	3402	test
8f52331a-d7b9-4ba4-980e-69cdf3ea44b0	How does Support vector machine predict the classes for the test points?	[{"id": "3947", "score": 1}, {"id": "82924", "score": 1}]	88711	test
ad8f5165-2220-4527-8b6c-d45be37ccffe	What correlation makes a matrix singular and what are implications of singularity or near-singularity?	[{"id": "100998", "score": 1}]	70899	test
41883fac-0f73-46f3-bfd0-26feafd1b70c	Optimising for Precision-Recall curves under class imbalance	[{"id": "41537", "score": 1}]	21592	test
489586dd-68c9-4ced-a6a9-f4b59b18d38e	Is the percent of total deviance explained a useful model summary?	[{"id": "3559", "score": 1}]	20583	test
5c7a7870-e232-4790-8d44-7126385fcb5f	Correlated Regressors - Motorway Accidents	[{"id": "3561", "score": 1}]	86881	test
c55546fc-1745-47a4-aa3b-95855b46f9d8	Comparing two classifier accuracy results for statistical significance with t-test	[{"id": "41449", "score": 1}]	26271	test
0f2f8c0e-e465-4a80-ad76-83ec6a9bf574	Describing the association between dependent and independent variables	[{"id": "22718", "score": 1}, {"id": "74233", "score": 1}]	114123	test
6ca4a701-b963-42a3-9123-e4957b4dfb4e	Variablity in cv.glmnet results	[{"id": "82307", "score": 1}]	97777	test
9cd78d51-0076-4e06-a007-720113d5d867	What is the benefit of breaking up a continuous predictor variable?	[{"id": "68972", "score": 1}]	68834	test
caa1c0b1-c197-4fd3-a26c-9a3ad948e6f5	Identify seasonality in time series data	[{"id": "1207", "score": 1}]	57705	test
9c8511e4-af70-45dc-8a7e-37cf5ccea74d	Math Statistics Bell Curve Computing % correct given 2 numbers (C#)	[{"id": "16968", "score": 1}]	17076	test
55aeb677-1903-4351-934f-d9c435788456	Threshold for correlation coefficient to indicate statistical significance of a correlation in a correlation matrix	[{"id": "9731", "score": 1}]	13810	test
330f1d77-6127-461d-99b8-22d1de501e1e	Difference between Time series and repeated measures analysis?	[{"id": "93461", "score": 1}]	108697	test
60f2ee2b-8e02-4bf9-ae48-bced319d2d4d	Determining a correction factor and applying it to a second set of numbers	[{"id": "34592", "score": 1}]	34587	test
742fab6a-6134-4a28-bbef-97e7b399b789	Factor analysis and regression	[{"id": "83511", "score": 1}, {"id": "51814", "score": 1}, {"id": "33865", "score": 1}, {"id": "83071", "score": 1}]	29824	test
527bfe73-9a2d-4fdd-9a56-8098529c74c2	Deletion residuals	[{"id": "45148", "score": 1}]	44888	test
671bcc76-e5d9-4cb4-97e4-4cd860257445	test if two normally distributed random variables are equal	[{"id": "93540", "score": 1}, {"id": "110613", "score": 1}]	99416	test
7a09ef12-160d-41f3-bf2b-98871cfcf661	Why are 5+ expected frequencies needed in Pearson's chi-square	[{"id": "35657", "score": 1}]	60076	test
c8b70b85-8ca9-4282-8ad6-c1639fbeaeb1	How to check if data constitute a time series with simple moving average method?	[{"id": "79950", "score": 1}]	79755	test
e9b4ded7-c31a-4ef3-9e37-ee8cafa40edf	Weka clustering	[{"id": "51418", "score": 1}]	112626	test
ef9323d2-caa2-4ce2-abea-e9fbc30eacf9	Dimensionality reduction (SVD or PCA) on a large, sparse matrix	[{"id": "86368", "score": 1}, {"id": "87141", "score": 1}]	35185	test
b78ccb39-46a9-4815-8925-a3424be4cb0f	what mean a p-value above 0.05 doing an ANOVA?	[{"id": "12398", "score": 1}, {"id": "87613", "score": 1}]	18738	test
69de84ba-c9ee-41bf-88a4-6512a59c5952	How to best display graphically type II (beta) error, power and sample size?	[{"id": "72581", "score": 1}]	14140	test
83d093db-72cf-4d83-9174-839d5cec042e	how to create predictive model in R when outcome variable has more than 10 classes	[{"id": "83852", "score": 1}]	84334	test
944c0b7b-25fe-4971-bd07-b45d5997e472	How can I generate data with a prespecified correlation matrix?	[{"id": "69272", "score": 1}]	32169	test
ab83696f-1ae4-499f-a9bc-6a68c4afc8d9	What hypothesis for A is better than B?	[{"id": "45840", "score": 1}]	45825	test
06c31b1c-9f06-4642-b87e-462da5729992	Diagnostics for logistic regression?	[{"id": "82863", "score": 1}]	45050	test
9b2c281f-6330-4a35-bb13-b9d0ec56517c	How to calculate the signal-to-noise ratio (SNR) in an image?	[{"id": "64011", "score": 1}]	51946	test
f7542053-41c6-4b4f-9581-44e8a9e533dd	PCA analysis with centered variables	[{"id": "26508", "score": 1}]	26352	test
52965f9a-62e7-4062-8a39-bf8e9e3e92fc	Obtaining predicted values (Y=1 or 0) from a logistic regression model fit	[{"id": "108207", "score": 1}]	25389	test
a6de528b-022d-477c-8982-fa5d1f99c4f6	Distribution from which to sample integers evenly between 1 and 1000?	[{"id": "3930", "score": 1}]	33519	test
cea41a60-ec95-4fc3-b7d0-59ea256817a6	Central limit theorem for sample medians	[{"id": "76092", "score": 1}]	45124	test
c0bc5a2d-8e7b-4918-83a7-ad771fb8cf9d	Forecasting daily online visits in r	[{"id": "97019", "score": 1}]	97075	test
6d62b82f-6a77-4805-8e5e-9634cef52679	What is the best introductory Bayesian statistics textbook?	[{"id": "83189", "score": 1}, {"id": "49442", "score": 1}]	125	test
ff141486-992e-4e74-a0ba-d5268be9d29d	Time taken to hit a pattern of heads and tails in a series of coin-tosses	[{"id": "80215", "score": 1}]	12174	test
3b152ebe-5b55-4975-a9bf-cfd22bb03a13	normalising constant on exponential of exponential	[{"id": "73421", "score": 1}]	73412	test
f135c586-e72b-47b5-bef1-cd3dc3225af6	Recommended books or articles as introduction to Cluster Analysis?	[{"id": "57565", "score": 1}]	2291	test
3267e56d-6b6f-4079-923d-f7f3257d7920	Effect Size/Mean Squared Error from Linear Mixed-Model in R	[{"id": "66120", "score": 1}]	32248	test
e1f83860-f4b3-44e8-b0da-73e6868c26ff	Should I use log transformation for my linear regression?	[{"id": "298", "score": 1}, {"id": "82641", "score": 1}, {"id": "72482", "score": 1}, {"id": "60155", "score": 1}, {"id": "29781", "score": 1}, {"id": "103726", "score": 1}, {"id": "44487", "score": 1}, {"id": "22214", "score": 1}, {"id": "93222", "score": 1}, {"id": "33370", "score": 1}, {"id": "86478", "score": 1}]	113023	test
b0d60f06-db4d-4b07-b9dc-60b1e731eeff	Effect of moving average parameter on variability and variance of demand	[{"id": "20030", "score": 1}]	20039	test
64d0c76a-d38c-487b-9b91-3e6f458dafe9	Kruskal-Wallis or Fligner test to check homogeneity of variances?	[{"id": "15974", "score": 1}]	15427	test
f196ea8f-3707-450c-8ff5-40b69e2c3b5a	In R, how do I fit a student-t distribution to a set of empirical data?	[{"id": "52609", "score": 1}]	73416	test
78462960-5554-4728-b208-76bce9786128	Multivariate regression with Stata; Joint Hypothesis Testing	[{"id": "55444", "score": 1}]	55446	test
65487423-27c6-46d3-b17a-4b9f69a5feb0	When is logistic regression solved in closed form?	[{"id": "108727", "score": 1}, {"id": "37635", "score": 1}]	949	test
67ed9e61-6c3a-4695-968d-8b6ae5c48ea8	Find linear subsets in a 2D point (xy) data	[{"id": "112300", "score": 1}]	113680	test
24eab389-eed3-43fb-ae86-ef4700d38818	If you know a factor is significant, what is a reason why R might think it's not?	[{"id": "21896", "score": 1}]	95891	test
03e7dedf-036a-49da-bb9d-8dac55ec1019	Why are MA(q) time series models called "moving averages"?	[{"id": "70665", "score": 1}]	58242	test
d7b9fdd2-e534-4cf9-bd29-35973ce44a42	How to determine whether a categorical variable is statistically significant?	[{"id": "60817", "score": 1}]	104250	test
3772b2b5-f01b-4cf2-9e71-cdd6fa349267	How to properly handle Infs in a statistical function?	[{"id": "96766", "score": 1}]	94271	test
60b5cf83-10ad-44b1-a530-5a0e18ae9149	Calculation of AUC value from ROC Curve	[{"id": "66172", "score": 1}]	66215	test
7253337e-443e-4bef-a541-fa946c4eae86	Simple combination/probability question based on string-length and possible-characters	[{"id": "25854", "score": 1}]	25211	test
c8629c22-0fb6-4418-9ef3-f25c3b2238f7	Getting the inflection point(s) from a density plot	[{"id": "93108", "score": 1}]	68377	test
d600b4e3-4178-4344-85b8-38a02abdb524	Given the power of computers these days, is there ever a reason to do a chi-squared test rather than Fisher's exact test?	[{"id": "95023", "score": 1}]	14226	test
e46f77cc-699d-48fd-a893-780004c6d080	clustering algorithm for real time event	[{"id": "93077", "score": 1}]	93067	test
6d979cc6-a10f-4d9c-87ee-5470ffaa222d	Why does increasing the number of features reduce performance?	[{"id": "89623", "score": 1}]	41685	test
07b41ae6-5d8b-49db-a921-ddca77aa007d	MC Integration Interval Probability	[{"id": "94212", "score": 1}]	94272	test
5a4bdb65-4c50-4d0a-87d0-dafce6a62d46	How can I calculate $\int^{\infty}_{-\infty}\Phi\left(\frac{w-a}{b}\right)\phi(w)\,\mathrm dw$	[{"id": "63347", "score": 1}, {"id": "101084", "score": 1}]	61080	test
b16937b3-49cf-41d3-bf5c-a4893537a50e	In survival analysis, why do we use semi-parametric models (Cox proportional hazards) instead of fully parametric models?	[{"id": "64721", "score": 1}]	64739	test
ede2fbcd-afb7-43c1-be6e-ab272d0a7277	In what order should you do linear regression diagnostics?	[{"id": "58421", "score": 1}]	32600	test
4051b668-97b4-4fcf-aaa7-d3b25753ca25	How is Poisson distribution different to normal distribution?	[{"id": "77024", "score": 1}]	32405	test
febb5b1d-38c3-4b4f-941f-8954c725765b	Proof that if higher moment exists then lower moment also exists	[{"id": "48477", "score": 1}]	26454	test
446061e5-1a0d-41d8-b485-bdd3d73da207	What is the meaning of the beta-coefficient for an interaction term in a crossover study?	[{"id": "93594", "score": 1}]	92284	test
96e777e0-f40e-44bf-a20d-d5872be06132	Bonferroni adjustment in SPSS - what does it do?	[{"id": "72619", "score": 1}]	60383	test
1ff0c8ac-93b8-4c74-8a6a-f1b7259150ef	Negative AIC linear regression model	[{"id": "486", "score": 1}]	92210	test
6e3c6bac-6f4a-4249-8330-c503a7b07d08	Intuitive explanation of differences between TOST and UMP tests for equivalence	[{"id": "109698", "score": 1}]	95667	test
f1ca2f01-ee31-49f7-b3f3-c9cc38d9c1d9	Can the empirical Hessian of an M-estimator be indefinite?	[{"id": "89873", "score": 1}]	7308	test
b3c0eb0d-1587-4ace-ba9c-ffe56b4cde2c	How to digitize an image graph to excel data?	[{"id": "14437", "score": 1}, {"id": "44785", "score": 1}]	94747	test
dcc26ad5-7e48-4f36-bfd5-2c20dbc87409	Graphing data large and small	[{"id": "76772", "score": 1}]	80885	test
6f383ef2-45cc-4b21-87cf-b2e8fcac3958	JAGS burn-in phase takes ZERO time?	[{"id": "45193", "score": 1}]	83865	test
b4767952-3e50-4b4b-a371-37735424cc2a	Normal Quantile Quantile Plot Normalization	[{"id": "12262", "score": 1}, {"id": "94395", "score": 1}, {"id": "51794", "score": 1}, {"id": "11256", "score": 1}, {"id": "24580", "score": 1}]	110707	test
868e6625-41b4-4848-842d-27128712b8bd	cluster - class dependency bag of words	[{"id": "72617", "score": 1}]	72623	test
0f139e1f-3fd5-4438-96c1-7a7d9bc239a5	In testing random numbers, what other tests should I use to complement the Kolmogorov-Smirnov?	[{"id": "30", "score": 1}, {"id": "375", "score": 1}, {"id": "61858", "score": 1}, {"id": "65297", "score": 1}]	92212	test

6f08e8c3-c110-42ae-8026-82f7e36020da

Extremely unequal sample size in logistic regression

[{"id": "6067", "score": 1}, {"id": "89091", "score": 1}, {"id": "84218", "score": 1}]

48145

test

23aaaa8d-4024-4800-8a98-9401a97fd65b

How to calculate p-value for t-test if original data is not available?

[{"id": "30394", "score": 1}]

65811

test

ae2059e5-debb-436d-867a-1d17fabe68eb

Highly unbalanced test data set and balanced training data in classification

[{"id": "43871", "score": 1}]

57259

test

0bc88ac6-cf86-4bd8-b390-d3569c5b5731

Risk of extinction of Schrödinger's cats

[{"id": "49408", "score": 1}]

41247

test

5c490e1f-ceaf-419a-b8d3-d93efe56c6a0

Does the size of the reference sample matter in logistic regression?

[{"id": "27554", "score": 1}]

27626

test

f2deeed6-f36c-4cd0-b99a-d097ef78e694

How to perform a regression model with a mix of binary, nominal, ordinal, and continuous predictors?

[{"id": "56630", "score": 1}]

8881

test

110c3071-29cd-41c0-a148-e959a8cd39be

Testing for difference between two percentages (using confidence intervals)

[{"id": "41156", "score": 1}]

62640

test

d30d8a02-93b4-441b-9495-d3b608f7f279

Forecast Daily Data with Multiple Seasonality

[{"id": "14742", "score": 1}]

90828

test

a0f09731-6ad7-4bcd-9309-9e55ca475145

Probability of two people meeting when the arrival intervals and wait times are different

[{"id": "15448", "score": 1}]

83193

test

cbc661f7-d163-49eb-8606-a0f3dfd545ec

Why does including latitude and longitude in a GAM account for spatial autocorrelation?

[{"id": "33812", "score": 1}]

35510

test

e5790c89-2711-4f51-8eb1-70346c9bbb4a

Trigonometric operations on standard deviations

[{"id": "49962", "score": 1}]

3215

test

fc7f9c3d-f2cf-44e3-a3c4-e6585027f083

Can a dichotomous variable (yes/no) be merged with a Likert measure (1,2,3,4) using z scores?

[{"id": "81391", "score": 1}]

40976

test

15a432ef-6914-442d-b3cf-ab73ab1dc202

Central Limit Theorem

[{"id": "3734", "score": 1}, {"id": "77042", "score": 1}]

43698

test

4962924c-b984-484f-a031-139863755679

Structural break test on an arma model any statistical software packages

[{"id": "104324", "score": 1}]

105488

test

56b9b58b-e3c8-4e7d-995f-0dc92f110f4f

Is it required for panel data to use dummy variables?

[{"id": "63809", "score": 1}]

58486

test

d6852fad-e82f-44b3-bf54-7ac7fe7c02fd

Estimating the absolute decline of rates

[{"id": "108689", "score": 1}]

108817

test

e9b53f83-2af4-4526-aa4c-ddaccec92ce0

Converting standardized betas back to original variables

[{"id": "76668", "score": 1}]

74622

test

b5db3903-62fc-42bb-a18e-0ba959db90ed

Is it meaningful to calculate Pearson or Spearman correlation between two Boolean vectors?

[{"id": "111556", "score": 1}]

103801

test

166ea52f-9efa-4fb7-87f3-2365490beb24

Is there a term for $P(A\cap B)/[P(A)P(B)]$?

[{"id": "6047", "score": 1}]

40977

test

48f8f771-00e5-43f6-9b70-935d0cbdbbaf

Forcing a set of numbers to a gaussian bell-curve

[{"id": "59631", "score": 1}]

5853

test

73174097-acbc-43e6-9865-f1d60980bc00

Link between moment-generating function and characteristic function

[{"id": "109551", "score": 1}]

44201

test

a5fa0c08-23bf-411d-8fb8-0f3afdb6fe00

What do you do when a centroid doesn't attract any points?

[{"id": "96214", "score": 1}]

89926

test

95a80aa0-f6b1-4418-a214-4bdaa661bdac

Proper back-transformation of lognormal standard deviation to find confidence intervals around a mean

[{"id": "33382", "score": 1}]

112055

test

4e23a00a-3d44-4c77-b9e1-6fa4d27886d1

How do I use a mean and 95% confidence intervals to draw from a distribution?

[{"id": "59880", "score": 1}]

59882

test

c0ae272e-c931-4456-8cc1-5fd7a84fa417

Why do PCA scores differ in sign?

[{"id": "89464", "score": 1}]

88880

test

ba3c1cf7-bf27-4c99-b8f5-ffd180dfa323

What is this kind of graph called? (2D grid with a color-coded scale for a 3rd variable)

[{"id": "90074", "score": 1}]

92788

test

0450df16-3d2b-428d-83a8-5fa8ccdb802b

How to create a z-score table

[{"id": "105266", "score": 1}]

105277

test

b035e08f-c113-4dbf-a125-e1b420d27b8a

What's the accuracy of data obtained through a random sample?

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3402

test

8f52331a-d7b9-4ba4-980e-69cdf3ea44b0

How does Support vector machine predict the classes for the test points?

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88711

test

ad8f5165-2220-4527-8b6c-d45be37ccffe

What correlation makes a matrix singular and what are implications of singularity or near-singularity?

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70899

test

41883fac-0f73-46f3-bfd0-26feafd1b70c

Optimising for Precision-Recall curves under class imbalance

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21592

test

489586dd-68c9-4ced-a6a9-f4b59b18d38e

Is the percent of total deviance explained a useful model summary?

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20583

test

5c7a7870-e232-4790-8d44-7126385fcb5f

Correlated Regressors - Motorway Accidents

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86881

test

c55546fc-1745-47a4-aa3b-95855b46f9d8

Comparing two classifier accuracy results for statistical significance with t-test

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26271

test

0f2f8c0e-e465-4a80-ad76-83ec6a9bf574

Describing the association between dependent and independent variables

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114123

test

6ca4a701-b963-42a3-9123-e4957b4dfb4e

Variablity in cv.glmnet results

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97777

test

9cd78d51-0076-4e06-a007-720113d5d867

What is the benefit of breaking up a continuous predictor variable?

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68834

test

caa1c0b1-c197-4fd3-a26c-9a3ad948e6f5

Identify seasonality in time series data

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57705

test

9c8511e4-af70-45dc-8a7e-37cf5ccea74d

Math Statistics Bell Curve Computing % correct given 2 numbers (C#)

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17076

test

55aeb677-1903-4351-934f-d9c435788456

Threshold for correlation coefficient to indicate statistical significance of a correlation in a correlation matrix

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13810

test

330f1d77-6127-461d-99b8-22d1de501e1e

Difference between Time series and repeated measures analysis?

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108697

test

60f2ee2b-8e02-4bf9-ae48-bced319d2d4d

Determining a correction factor and applying it to a second set of numbers

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34587

test

742fab6a-6134-4a28-bbef-97e7b399b789

Factor analysis and regression

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29824

test

527bfe73-9a2d-4fdd-9a56-8098529c74c2

Deletion residuals

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44888

test

671bcc76-e5d9-4cb4-97e4-4cd860257445

test if two normally distributed random variables are equal

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99416

test

7a09ef12-160d-41f3-bf2b-98871cfcf661

Why are 5+ expected frequencies needed in Pearson's chi-square

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60076

test

c8b70b85-8ca9-4282-8ad6-c1639fbeaeb1

How to check if data constitute a time series with simple moving average method?

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79755

test

e9b4ded7-c31a-4ef3-9e37-ee8cafa40edf

Weka clustering

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112626

test

ef9323d2-caa2-4ce2-abea-e9fbc30eacf9

Dimensionality reduction (SVD or PCA) on a large, sparse matrix

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35185

test

b78ccb39-46a9-4815-8925-a3424be4cb0f

what mean a p-value above 0.05 doing an ANOVA?

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18738

test

69de84ba-c9ee-41bf-88a4-6512a59c5952

How to best display graphically type II (beta) error, power and sample size?

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14140

test

83d093db-72cf-4d83-9174-839d5cec042e

how to create predictive model in R when outcome variable has more than 10 classes

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84334

test

944c0b7b-25fe-4971-bd07-b45d5997e472

How can I generate data with a prespecified correlation matrix?

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32169

test

ab83696f-1ae4-499f-a9bc-6a68c4afc8d9

What hypothesis for A is better than B?

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45825

test

06c31b1c-9f06-4642-b87e-462da5729992

Diagnostics for logistic regression?

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45050

test

9b2c281f-6330-4a35-bb13-b9d0ec56517c

How to calculate the signal-to-noise ratio (SNR) in an image?

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51946

test

f7542053-41c6-4b4f-9581-44e8a9e533dd

PCA analysis with centered variables

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26352

test

52965f9a-62e7-4062-8a39-bf8e9e3e92fc

Obtaining predicted values (Y=1 or 0) from a logistic regression model fit

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25389

test

a6de528b-022d-477c-8982-fa5d1f99c4f6

Distribution from which to sample integers evenly between 1 and 1000?

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33519

test

cea41a60-ec95-4fc3-b7d0-59ea256817a6

Central limit theorem for sample medians

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45124

test

c0bc5a2d-8e7b-4918-83a7-ad771fb8cf9d

Forecasting daily online visits in r

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97075

test

6d62b82f-6a77-4805-8e5e-9634cef52679

What is the best introductory Bayesian statistics textbook?

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125

test

ff141486-992e-4e74-a0ba-d5268be9d29d

Time taken to hit a pattern of heads and tails in a series of coin-tosses

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12174

test

3b152ebe-5b55-4975-a9bf-cfd22bb03a13

normalising constant on exponential of exponential

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73412

test

f135c586-e72b-47b5-bef1-cd3dc3225af6

Recommended books or articles as introduction to Cluster Analysis?

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2291

test

3267e56d-6b6f-4079-923d-f7f3257d7920

Effect Size/Mean Squared Error from Linear Mixed-Model in R

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32248

test

e1f83860-f4b3-44e8-b0da-73e6868c26ff

Should I use log transformation for my linear regression?

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113023

test

b0d60f06-db4d-4b07-b9dc-60b1e731eeff

Effect of moving average parameter on variability and variance of demand

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20039

test

64d0c76a-d38c-487b-9b91-3e6f458dafe9

Kruskal-Wallis or Fligner test to check homogeneity of variances?

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15427

test

f196ea8f-3707-450c-8ff5-40b69e2c3b5a

In R, how do I fit a student-t distribution to a set of empirical data?

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73416

test

78462960-5554-4728-b208-76bce9786128

Multivariate regression with Stata; Joint Hypothesis Testing

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55446

test

65487423-27c6-46d3-b17a-4b9f69a5feb0

When is logistic regression solved in closed form?

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949

test

67ed9e61-6c3a-4695-968d-8b6ae5c48ea8

Find linear subsets in a 2D point (xy) data

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113680

test

24eab389-eed3-43fb-ae86-ef4700d38818

If you know a factor is significant, what is a reason why R might think it's not?

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95891

test

03e7dedf-036a-49da-bb9d-8dac55ec1019

Why are MA(q) time series models called "moving averages"?

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58242

test

d7b9fdd2-e534-4cf9-bd29-35973ce44a42

How to determine whether a categorical variable is statistically significant?

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104250

test

3772b2b5-f01b-4cf2-9e71-cdd6fa349267

How to properly handle Infs in a statistical function?

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94271

test

60b5cf83-10ad-44b1-a530-5a0e18ae9149

Calculation of AUC value from ROC Curve

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66215

test

7253337e-443e-4bef-a541-fa946c4eae86

Simple combination/probability question based on string-length and possible-characters

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25211

test

c8629c22-0fb6-4418-9ef3-f25c3b2238f7

Getting the inflection point(s) from a density plot

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68377

test

d600b4e3-4178-4344-85b8-38a02abdb524

Given the power of computers these days, is there ever a reason to do a chi-squared test rather than Fisher's exact test?

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14226

test

e46f77cc-699d-48fd-a893-780004c6d080

clustering algorithm for real time event

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93067

test

6d979cc6-a10f-4d9c-87ee-5470ffaa222d

Why does increasing the number of features reduce performance?

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41685

test

07b41ae6-5d8b-49db-a921-ddca77aa007d

MC Integration Interval Probability

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94272

test

5a4bdb65-4c50-4d0a-87d0-dafce6a62d46

How can I calculate $\int^{\infty}_{-\infty}\Phi\left(\frac{w-a}{b}\right)\phi(w)\,\mathrm dw$

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61080

test

b16937b3-49cf-41d3-bf5c-a4893537a50e

In survival analysis, why do we use semi-parametric models (Cox proportional hazards) instead of fully parametric models?

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64739

test

ede2fbcd-afb7-43c1-be6e-ab272d0a7277

In what order should you do linear regression diagnostics?

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32600

test

4051b668-97b4-4fcf-aaa7-d3b25753ca25

How is Poisson distribution different to normal distribution?

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32405

test

febb5b1d-38c3-4b4f-941f-8954c725765b

Proof that if higher moment exists then lower moment also exists

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26454

test

446061e5-1a0d-41d8-b485-bdd3d73da207

What is the meaning of the beta-coefficient for an interaction term in a crossover study?

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92284

test

96e777e0-f40e-44bf-a20d-d5872be06132

Bonferroni adjustment in SPSS - what does it do?

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60383

test

1ff0c8ac-93b8-4c74-8a6a-f1b7259150ef

Negative AIC linear regression model

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92210

test

6e3c6bac-6f4a-4249-8330-c503a7b07d08

Intuitive explanation of differences between TOST and UMP tests for equivalence

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95667

test

f1ca2f01-ee31-49f7-b3f3-c9cc38d9c1d9

Can the empirical Hessian of an M-estimator be indefinite?

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7308

test

b3c0eb0d-1587-4ace-ba9c-ffe56b4cde2c

How to digitize an image graph to excel data?

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94747

test

dcc26ad5-7e48-4f36-bfd5-2c20dbc87409

Graphing data large and small

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80885

test

6f383ef2-45cc-4b21-87cf-b2e8fcac3958

JAGS burn-in phase takes ZERO time?

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83865

test

b4767952-3e50-4b4b-a371-37735424cc2a

Normal Quantile Quantile Plot Normalization

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110707

test

868e6625-41b4-4848-842d-27128712b8bd

cluster - class dependency bag of words

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72623

test

0f139e1f-3fd5-4438-96c1-7a7d9bc239a5

In testing random numbers, what other tests should I use to complement the Kolmogorov-Smirnov?

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92212

test