question stringlengths 10 867 | subject stringclasses 24
values | choices listlengths 4 4 | answer stringclasses 4
values |
|---|---|---|---|
The "fear of becoming fat" observed in patients with AN is best understood as a:
| nutrition | [
"Paranoid delusion",
"Somatic delusion",
"Overvalued idea",
"Obsessive idea"
] | C |
Which of the following is a function of vitamin B12?
| nutrition | [
"Synthesis of TMP (thymidine monophosphate)",
"Decarboxylation of amino acids to form amine neurotransmitters",
"Synthesis of methionine from homocysteine",
"Carboxylation of pyruvate to oxaloacetate"
] | C |
Deficiency of which of the following vitamins results in megaloblastic anaemia?
| nutrition | [
"Folate",
"Niacin",
"Riboflavin",
"Vitamin B6"
] | A |
Which of the following is not a reason for following a vegetarian diet?
| nutrition | [
"Religious belief",
"For better health",
"To reduce global carbon dioxide and methane emissions",
"None of the options given are correct"
] | D |
What is the energy need of a sedentary 43-year old woman who weighs 63 kg?
| nutrition | [
"1250 kcal/day",
"1350 kcal/day",
"1525 kcal/day",
"1800 kcal/day"
] | B |
Normal growth can be defined as BMI between:
| nutrition | [
"75th and 2nd BMI centile",
"91st and 2nd BMI centile",
"99.6th and 0.4th BMI centile",
"75th and 25th BMI centile"
] | B |
Why were low-carbohydrate diets not recommended previously?
| nutrition | [
"Due to less weight loss efficacy",
"Due to low adherence to the diet",
"Due to the high protein content of the diet",
"Due to possible cardiovascular side-effects"
] | D |
Malnutrition in older adults is associated with which of the following?
| nutrition | [
"An increased mortality and morbidity",
"Reduced length of hospital",
"An improvement in physical function",
"A reduced susceptibility to infection"
] | A |
Which of the following will have the lowest glycaemic index?
| nutrition | [
"A baked apple",
"A raw apple",
"A raw potato",
"Apple juice"
] | C |
Which statement best describes the process of absorption of vitamins from the intestine?
| nutrition | [
"All of the options given are correct",
"Vitamin E is absorbed by a protein which normally binds peroxidised fatty acids to scavenge them",
"It is necessary to dephosphorylate thiamine pyrophosphate or pyridoxal phosphate before they can be absorbed",
"Oxidised vitamin C (dehydroascorbic acid) is absorbed by ... | A |
Randomised, controlled trials provide strong evidence that an observed effect is due to the intervention (the assigned exposure). One reason is because
| nutrition | [
"when the participants are randomised, many characteristics and possible confounding factors are likely to be evenly distributed in the groups.",
"it is easier to measure the outcome variable with great precision in randomised, controlled trials compared to in other study designs.",
"the exposure level and the ... | A |
Which nutrient intake is fairly similar for countries in north and south Europe?
| nutrition | [
"PUFA",
"MUFA",
"SFA",
"Protein"
] | A |
It is true about Bulimia Nervosa that:
| nutrition | [
"Patients usually have a BMI<17.5 kg/m2",
"It has an equal gender distribution",
"Some patients have purging without binge eating episodes",
"Self-induced vomiting is the most frequent compensatory behaviour"
] | D |
A common anthropometric measure for infants is:
| nutrition | [
"Standing height",
"Recumbent length",
"Sitting height",
"Laying height"
] | B |
Which of the mechanisms below can explain why high protein diets are optimal for weight loss and weight maintenance?
| nutrition | [
"Synergistic effect of GLP-1 and PYY on the appetite centres in the brain",
"Preservation of lean body mass",
"A higher thermic effect of protein than carbohydrates and fats",
"All of the options above"
] | D |
Which is the most reliable type of observational study for investigating the link between diet and cancer?
| nutrition | [
"Randomised controlled trial",
"Prospective study",
"Ecological study",
"Case-control study"
] | B |
What is the difference between LCD and VLCD?
| nutrition | [
"VLCD provides less energy than LCD and usually does not include natural foods",
"LCD provides less energy than LCD and usually does not include natural foods",
"LCD provides less energy than VLCD and usually includes natural foods",
"VLCD provides less energy than LCD and usually includes natural foods"
] | A |
What was the Green Revolution?
| nutrition | [
"The term refers to the use of plant residues ('green manure') for fertiliser.",
"It is a reference to the 1992 UN Conference on Environment and Development.",
"It refers to the appointment of Green Party ministers in Germany's coalition governments between 1998 and 2005.",
"It refers to the widespread adopti... | D |
What is the role of fatty acids in the body?
| nutrition | [
"Oxidized by cells to provide energy",
"Neuroendocrine regulation of appetite",
"Gastrointestinal hormone influencing stomach emptying, gall bladder contraction and intestinal motility.",
"All of the above"
] | D |
What is essential for diagnosis of arenavirus infection? | virology | [
"Clinical history of recent travel and living in endemic area",
"Cell culture laboratory (laboratory IV)",
"RT PCR kit",
"Immuno test"
] | C |
At a specific hospital, patients diagnosed with pancreatic carcinoma are asked about their current smoking status. At the same hospital, patients without pancreatic carcinoma are also asked about their current smoking status. The following table is constructed. Smokers Non-smokers Total Pancreatic Cancer 50 40 90 No... | virology | [
"(50/90)/(60/140)",
"(50/40)/(60/80)",
"(50/110)/(40/120)",
"(50/60)/(40/80)"
] | A |
Some facts about viruses: identify the incorrect fact: | virology | [
"The first viruses arose 2 billion years ago as parasites of Algae",
"The first viruses came from outer space",
"Viruses evolved before bacteria which in turn evolved before cells",
"They can infect all forms of life even themselves!"
] | B |
“Test and treat” depends on: | virology | [
"The proportion of infected persons willing to be tested",
"The willingness of persons testing HIV positive to begin treatment",
"The availability of resources for persons testing HIV positive",
"All of the above"
] | D |
Cytotoxic T cells can be activated via which of the following? | virology | [
"By reacting with budding viruses",
"By identifying virus peptides presented by antibodies",
"By identifying virus peptides presented by MHC-I",
"By releasing complement"
] | C |
In a survey of 10,000 IV drug users in town A, 1,000 turn out to be infected with hepatitis follow-up, 100 patients with hepatitis C infection die. Also during follow-up, 100 IV drug users acquire hepatitis C. Which of the following is the best estimate of the annual incidence of hepatitis C infection in IV drug users ... | virology | [
"1,000/10,000",
"1,100/10,000",
"100/10,000",
"100/9,000"
] | B |
Genetically the flaviviruses are positive stranded and have which of the following properties? | virology | [
"ssRNA viruses with capped and polyadenylated RNA",
"Viruses with a segmented RNA genome",
"Circular RNA genome",
"Icosahedral viruses with no membrane"
] | A |
The primary goal of public health is to: | virology | [
"Protect the uninfected",
"Protect the infected",
"Protect the identity of those who have died from an infectious disease",
"a. and c. above"
] | A |
What is the morphology of the herpes virion? | virology | [
"Complex with a membrane and tegument and icosahedron core",
"Baggy virion with over 50 types of spikes",
"Compact icosahedron structure",
"Small round virus"
] | C |
An investigator suspects that acetaminophen use during the first trimester of pregnancy can cause neural tube defects. She estimates the risk of neural tube defect in the general population is 1:1,000. Which of the following is the best study design to investigate the hypothesis? | virology | [
"Cohort study",
"Case-control study",
"Clinical trial",
"Ecologic Study"
] | D |
Viruses of different families have varied geometric structures. Which of the following is true? | virology | [
"Virus nucleocapsids are either icosahedral or helical",
"All viruses have a lipid bilayer",
"The nucleic acid is commonly linear",
"All viruses have the same basic geometry"
] | A |
What percentage of the population have antibodies to the polyomavirus family | virology | [
"90%",
"Zero",
"1%",
"0.00%"
] | A |
In MSM, early syphilis was found to be associated with: | virology | [
"HIV infection",
"Use of methamphetamine",
"Sex with recent internet partners",
"All of the above"
] | D |
Which of the following was a major discovery of molecular biology when the adenovirus replication strategy was uncovered? | virology | [
"The function of RT",
"Mechanism of replication of DNA",
"The importance and frequency of mRNA splicing",
"The speed of action of viral DNA dependent DNA polymerase"
] | B |
An observational study in diabetics assesses the role of an increased plasma fibrinogen level on the risk of cardiac events. 130 diabetic patients are followed for 5 years to assess the development of acute coronary syndrome. In the group of 60 patients with a normal baseline plasma fibrinogen level, 20 develop acute c... | virology | [
"(40/30)/(20/40)",
"(40*40)/(20*30)",
"(40*70)/(20*60)",
"(40/70)/(20/60)"
] | C |
Which clinical sample is used to diagnose hepatitis B? | virology | [
"Liver biopsy",
"Blood",
"Faeces samples",
"Throat swab"
] | A |
Which point in the replication cycle appears most easily blocked by antivirals? | virology | [
"Virus absorption",
"Virus penetration",
"Virus RNA and DNA replication",
"Exit of viruses from the cell"
] | C |
What is virus attenuation in practical terms for successful vaccine discovery? | virology | [
"Passage of live virus from cell to cell and a search for less virulent mutants",
"As (a) but using low temperature (33oC) to select cold adapted mutants",
"Direct random mutagenesis to create a less virulent mutant",
"Recovery of a naturally occurring 'wild' virus which is naturally less virulent"
] | C |
Find all c in Z_3 such that Z_3[x]/(x^2 + c) is a field. | abstract_algebra | [
"0",
"1",
"2",
"3"
] | B |
Statement 1 | If aH is an element of a factor group, then |aH| divides |a|. Statement 2 | If H and K are subgroups of G then HK is a subgroup of G. | abstract_algebra | [
"True, True",
"False, False",
"True, False",
"False, True"
] | B |
Statement 1 | Every element of a group generates a cyclic subgroup of the group. Statement 2 | The symmetric group S_10 has 10 elements. | abstract_algebra | [
"True, True",
"False, False",
"True, False",
"False, True"
] | C |
Statement 1| Every function from a finite set onto itself must be one to one. Statement 2 | Every subgroup of an abelian group is abelian. | abstract_algebra | [
"True, True",
"False, False",
"True, False",
"False, True"
] | A |
Find the characteristic of the ring 2Z. | abstract_algebra | [
"0",
"3",
"12",
"30"
] | A |
What is the embryological origin of the hyoid bone? | anatomy | [
"The first pharyngeal arch",
"The first and second pharyngeal arches",
"The second pharyngeal arch",
"The second and third pharyngeal arches"
] | D |
Which of these branches of the trigeminal nerve contain somatic motor processes? | anatomy | [
"The supraorbital nerve",
"The infraorbital nerve",
"The mental nerve",
"None of the above"
] | D |
The pleura | anatomy | [
"have no sensory innervation.",
"are separated by a 2 mm space.",
"extend into the neck.",
"are composed of respiratory epithelium."
] | C |
In Angle's Class II Div 2 occlusion there is | anatomy | [
"excess overbite of the upper lateral incisors.",
"negative overjet of the upper central incisors.",
"excess overjet of the upper lateral incisors.",
"excess overjet of the upper central incisors."
] | C |
Which of the following is the body cavity that contains the pituitary gland? | anatomy | [
"Abdominal",
"Cranial",
"Pleural",
"Spinal"
] | B |
You are pushing a truck along a road. Would it be easier to accelerate this truck on Mars? Why? (Assume there is no friction) | astronomy | [
"It would be harder since the truck is heavier on Mars.",
"It would be easier since the truck is lighter on Mars.",
"It would be harder since the truck is lighter on Mars.",
"It would be the same no matter where you are."
] | D |
Where do most short-period comets come from and how do we know? | astronomy | [
"The Kuiper belt; short period comets tend to be in the plane of the solar system just like the Kuiper belt.",
"The Kuiper belt; short period comets tend to come from random directions indicating a spherical distribution of comets called the Kuiper belt.",
"The asteroid belt; short period comets have orbital pe... | A |
Say the pupil of your eye has a diameter of 5 mm and you have a telescope with an aperture of 50 cm. How much more light can the telescope gather than your eye? | astronomy | [
"10000 times more",
"100 times more",
"1000 times more",
"10 times more"
] | A |
Why isn't there a planet where the asteroid belt is located? | astronomy | [
"A planet once formed here but it was broken apart by a catastrophic collision.",
"There was not enough material in this part of the solar nebula to form a planet.",
"There was too much rocky material to form a terrestrial planet but not enough gaseous material to form a jovian planet.",
"Resonance with Jupit... | D |
Why is Mars red? | astronomy | [
"Because the surface is covered with heavily oxidized (\"rusted\") minerals.",
"Because the atmosphere scatters more light at bluer wavelengths transmitting mostly red light.",
"Because Mars is covered with ancient lava flows which are red in color.",
"Because flowing water on Mars's surface altered the surfa... | A |
The energy for all forms of muscle contraction is provided by: | clinical_knowledge | [
"ATP.",
"ADP.",
"phosphocreatine.",
"oxidative phosphorylation."
] | A |
What is the difference between a male and a female catheter? | clinical_knowledge | [
"Male and female catheters are different colours.",
"Male catheters are longer than female catheters.",
"Male catheters are bigger than female catheters.",
"Female catheters are longer than male catheters."
] | B |
In the assessment of the hand function which of the following is true? | clinical_knowledge | [
"Abduction of the thumb is supplied by spinal root T2",
"Opposition of the thumb by opponens policis is supplied by spinal root T1",
"Finger adduction is supplied by the median nerve",
"Finger abduction is mediated by the palmar interossei"
] | B |
How many attempts should you make to cannulate a patient before passing the job on to a senior colleague, according to the medical knowledge of 2020? | clinical_knowledge | [
"4",
"3",
"2",
"1"
] | C |
Glycolysis is the name given to the pathway involving the conversion of: | clinical_knowledge | [
"glycogen to glucose-1-phosphate.",
"glycogen or glucose to fructose.",
"glycogen or glucose to pyruvate or lactate.",
"glycogen or glucose to pyruvate or acetyl CoA."
] | C |
Which of the following represents an accurate statement concerning arthropods? | college_biology | [
"They possess an exoskeleton composed primarily of peptidoglycan.",
"They possess an open circulatory system with a dorsal heart.",
"They are members of a biologically unsuccessful phylum incapable of exploiting diverse habitats and nutrition sources.",
"They lack paired, jointed appendages."
] | B |
In a given population, 1 out of every 400 people has a cancer caused by a completely recessive allele, b. Assuming the population is in Hardy-Weinberg equilibrium, which of the following is the expected proportion of individuals who carry the b allele but are not expected to develop the cancer? | college_biology | [
"1/400",
"19/400",
"20/400",
"38/400"
] | D |
The presence of homologous structures in two different organisms, such as the humerus in the front limb of a human and a bird, indicates that | college_biology | [
"the human and bird are polyphyletic species",
"a human's and bird's evolution is convergent",
"the human and bird belong to a clade",
"the human and bird developed by analogy"
] | C |
According to the pressure-flow model of movement of phloem contents, photosynthate movement from source to sink is driven by | college_biology | [
"an ATP-dependent pressure-flow pump",
"a water-pressure potential gradient",
"transpiration",
"apoplastic diffusion"
] | B |
Which of the following contain DNA sequences required for the segregation of chromosomes in mitosis and meiosis? | college_biology | [
"Telomeres",
"Centromeres",
"Nucleosomes",
"Spliceosomes"
] | B |
Which of the following statements about the lanthanide elements is NOT true? | college_chemistry | [
"The most common oxidation state for the lanthanide elements is +3.",
"Lanthanide complexes often have high coordination numbers (> 6).",
"All of the lanthanide elements react with aqueous acid to liberate hydrogen.",
"The atomic radii of the lanthanide elements increase across the period from La to Lu."
] | D |
A 0.217 g sample of HgO (molar mass = 217 g) reacts with excess iodide ions according to the reaction shown above. Titration of the resulting solution requires how many mL of 0.10 M HCl to reach equivalence point? | college_chemistry | [
"1.0 mL",
"10 mL",
"20 mL",
"50 mL"
] | C |
Predict the number of lines in the EPR spectrum of a solution of 13C-labelled methyl radical (13CH3•), assuming the lines do not overlap. | college_chemistry | [
"4",
"3",
"6",
"24"
] | A |
3 Cl−(aq) + 4 CrO_4^2−(aq) + 23 H+(aq) → 3 HClO2(aq) + 4 Cr3+(aq) + 10 H2O(l). In the reaction shown above, Cl−(aq) behaves as | college_chemistry | [
"an acid",
"a base",
"a catalyst",
"a reducing agent"
] | D |
Which of the following lists the hydrides of group-14 elements in order of thermal stability, from lowest to highest? | college_chemistry | [
"PbH4 < SnH4 < GeH4 < SiH4 < CH4",
"PbH4 < SnH4 < CH4 < GeH4 < SiH4",
"CH4 < SiH4 < GeH4 < SnH4 < PbH4",
"CH4 < PbH4 < GeH4 < SnH4 < SiH4"
] | A |
Which of the following regular expressions is equivalent to (describes the same set of strings as) (a* + b)*(c + d)? | college_computer_science | [
"a*(c + d)+ b(c + d)",
"a*(c + d)* + b(c + d)*",
"a*(c + d)+ b*(c + d)",
"(a + b)*c +(a + b)*d"
] | D |
A certain pipelined RISC machine has 8 general-purpose registers R0, R1, . . . , R7 and supports the following operations.
ADD Rs1, Rs2, Rd Add Rs1 to Rs2 and put the sum in Rd
MUL Rs1, Rs2, Rd Multiply Rs1 by Rs2 and put the product in Rd
An operation normally takes one cycle; however, an operation takes two cycles if... | college_computer_science | [
"5",
"6",
"7",
"8"
] | B |
The Singleton design pattern is used to guarantee that only a single instance of a class may be instantiated. Which of the following is (are) true of this design pattern?
I. The Singleton class has a static factory method to provide its instance.
II. The Singleton class can be a subclass of another class.
III. The Sing... | college_computer_science | [
"I only",
"II only",
"III only",
"I, II, and III"
] | D |
A compiler generates code for the following assignment statement.
G := (A + B) * C - (D + E) * F
The target machine has a single accumulator and a single-address instruction set consisting of instructions load, store, add, subtract, and multiply. For the arithmetic operations, the left operand is taken from the accumul... | college_computer_science | [
"5",
"6",
"7",
"9"
] | D |
Consider a computer design in which multiple processors, each with a private cache memory, share global memory using a single bus. This bus is the critical system resource. Each processor can execute one instruction every 500 nanoseconds as long as memory references are satisfied by its local cache. When a cache miss o... | college_computer_science | [
"1/50",
"1/27",
"1/25",
"2/27"
] | B |
Let V be the set of all real polynomials p(x). Let transformations T, S be defined on V by T:p(x) -> xp(x) and S:p(x) -> p'(x) = d/dx p(x), and interpret (ST)(p(x)) as S(T(p(x))). Which of the following is true? | college_mathematics | [
"ST = 0",
"ST = T",
"ST = TS",
"ST - TS is the identity map of V onto itself."
] | D |
A tank initially contains a salt solution of 3 grams of salt dissolved in 100 liters of water. A salt solution containing 0.02 grams of salt per liter of water is sprayed into the tank at a rate of 4 liters per minute. The sprayed solution is continually mixed with the salt solution in the tank, and the mixture flows o... | college_mathematics | [
"2",
"2 - e^-2",
"2 + e^-2",
"2 + e^-4"
] | D |
Let A be a real 2x2 matrix. Which of the following statements must be true?
I. All of the entries of A^2 are nonnegative.
II. The determinant of A^2 is nonnegative.
III. If A has two distinct eigenvalues, then A^2 has two distinct eigenvalues. | college_mathematics | [
"I only",
"II only",
"III only",
"II and III only"
] | B |
Suppose that f(1 + x) = f(x) for all real x. If f is a polynomial and f(5) = 11, then f(15/2) | college_mathematics | [
"-11",
"0",
"11",
"33/2"
] | C |
Let A be the set of all ordered pairs of integers (m, n) such that 7m + 12n = 22. What is the greatest negative number in the set B = {m + n : (m, n) \in A}? | college_mathematics | [
"-5",
"-4",
"-3",
"-2"
] | B |
Glucose is transported into the muscle cell: | college_medicine | [
"via protein transporters called GLUT4.",
"only in the presence of insulin.",
"via hexokinase.",
"via monocarbylic acid transporters."
] | A |
Which of the following is not a true statement? | college_medicine | [
"Muscle glycogen is broken down enzymatically to glucose-1-phosphate",
"Elite endurance runners have a high proportion of Type I fibres in their leg muscles",
"Liver glycogen is important in the maintenance of the blood glucose concentration",
"Insulin promotes glucose uptake by all tissues in the body"
] | D |
In a genetic test of a newborn, a rare genetic disorder is found that has X-linked recessive transmission. Which of the following statements is likely true regarding the pedigree of this disorder? | college_medicine | [
"All descendants on the maternal side will have the disorder.",
"Females will be approximately twice as affected as males in this family.",
"All daughters of an affected male will be affected.",
"There will be equal distribution of males and females affected."
] | C |
A high school science teacher fills a 1 liter bottle with pure nitrogen and seals the lid. The pressure is 1.70 atm, and the room temperature is 25°C. Which two variables will both increase the pressure of the system, if all other variables are held constant? | college_medicine | [
"Increasing temperature, increasing moles of gas",
"Increasing temperature, increasing volume",
"Decreasing volume, decreasing temperature",
"Decreasing moles of gas, increasing volume"
] | A |
An expected side effect of creatine supplementation is: | college_medicine | [
"muscle weakness.",
"gain in body mass.",
"muscle cramps.",
"loss of electrolytes."
] | B |
A refracting telescope consists of two converging lenses separated by 100 cm. The eye-piece lens has a focal length of 20 cm. The angular magnification of the telescope is | college_physics | [
"4",
"5",
"6",
"20"
] | A |
For which of the following thermodynamic processes is the increase in the internal energy of an ideal gas equal to the heat added to the gas? | college_physics | [
"Constant temperature",
"Constant volume",
"Constant pressure",
"Adiabatic"
] | B |
One end of a Nichrome wire of length 2L and cross-sectional area A is attached to an end of another Nichrome wire of length L and cross- sectional area 2A. If the free end of the longer wire is at an electric potential of 8.0 volts, and the free end of the shorter wire is at an electric potential of 1.0 volt, the poten... | college_physics | [
"2.4 V",
"3.3 V",
"4.5 V",
"5.7 V"
] | A |
A refracting telescope consists of two converging lenses separated by 100 cm. The eye-piece lens has a focal length of 20 cm. The angular magnification of the telescope is | college_physics | [
"4",
"5",
"6",
"20"
] | A |
The muon decays with a characteristic lifetime of about 10^-6 second into an electron, a muon neutrino, and an electron antineutrino. The muon is forbidden from decaying into an electron and just a single neutrino by the law of conservation of | college_physics | [
"charge",
"mass",
"energy and momentum",
"lepton number"
] | D |
SHA-1 has a message digest of | computer_security | [
"160 bits",
"512 bits",
"628 bits",
"820 bits"
] | A |
_____________ can modify data on your system – so that your system doesn’t run correctly or you can no longer access specific data, or it may even ask for ransom in order to give your access. | computer_security | [
"IM – Trojans",
"Backdoor Trojans",
"Trojan-Downloader",
"Ransom Trojan"
] | D |
What is ethical hacking? | computer_security | [
"\"Hacking\" ethics so they justify unintended selfish behavior",
"Hacking systems (e.g., during penetration testing) to expose vulnerabilities so they can be fixed, rather than exploited",
"Hacking into systems run by those whose ethics you disagree with",
"A slang term for rapid software development, e.g., ... | B |
Exploitation of the Heartbleed bug permits | computer_security | [
"overwriting cryptographic keys in memory",
"a kind of code injection",
"a read outside bounds of a buffer",
"a format string attack"
] | C |
The ____________ is anything which your search engine cannot search. | computer_security | [
"Haunted web",
"World Wide Web",
"Surface web",
"Deep Web"
] | D |
Compared with the mass of a uranium atom undergoing fission, the combined masses of the products after fission are | conceptual_physics | [
"less",
"more",
"the same",
"zero"
] | A |
Things that are equivalent according to the equivalence principle are | conceptual_physics | [
"space and time.",
"a traveling twin and a stay-at-home twin.",
"gravity and acceleration.",
"mass and energy."
] | C |
Colors in a soap bubble result from light | conceptual_physics | [
"converted to a different frequency",
"deflection",
"interference",
"polarization"
] | C |
A model airplane flies slower when flying into the wind and faster with wind at its back. When launched at right angles to the wind a cross wind its groundspeed compared with flying in still air is | conceptual_physics | [
"the same",
"greater",
"less",
"either greater or less depending on wind speed"
] | B |
Which of these three elements has the most mass per nucleon? | conceptual_physics | [
"Hydrogen",
"Iron",
"Uranium",
"Same in each"
] | A |
For a stationary autoregressive process, shocks will | econometrics | [
"Eventually die away",
"Persist indefinitely",
"Grow exponentially",
"Never occur"
] | A |
Consider the following AR(1) model with the disturbances having zero mean and unit variance
yt = 0.2 + 0.4 yt-1 + ut
The (unconditional) mean of y will be given by | econometrics | [
"0.2",
"0.4",
"0.5",
"0.33"
] | D |
Suppose that a test statistic has associated with it a p-value of 0.08. Which one of the following statements is true?
(i) If the size of the test were exactly 8%, we would be indifferent between rejecting and not rejecting the null hypothesis
(ii) The null would be rejected if a 10% size of test were used
(iii) The... | econometrics | [
"(ii) and (iv) only",
"(i) and (iii) only",
"(i), (ii), and (iii) only",
"(i), (ii), (iii), and (iv)"
] | C |
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