app.py

import streamlit as st
import math
st.title(":red[**1 : INTRODUCTION TO STATISTICS**]")
st.markdown("""_In this field we will be dealing with data by using programing language python. The term DATA
ANALYSIS itself say’s that it will be dealing with data. In this we will be collecting the data and
will be cleaning the data and then we will be analyzing the to get the insights from them. Now
let us understand the term data._""") 
st.header("*What does term data refers to?*")
st.subheader(":blue[DATA]")
st.markdown("""Data is collection of information which is gathered from observation. There are wide
sources of information. Some of the best examples of data are given below. \n * IMAGE is one of the best source of data. \n * TEXT is one of the best source of data.
\n * VIDEO is one of the best source of data. \n * AUDIO is one of the best source of data.
""")
st.header("DATA is classified into 3-types.")
st.subheader("Structured Data", divider=True)
st.subheader("Unstructured Data", divider=True)
st.subheader("Semi Structured Data", divider=True)
st.subheader("**Structured Data**")
st.markdown("""This type of data will be having a effective or well organized
format.\nThis type of data is aligned in terms of row’s and column’s. Some of the best example’s of
structured data are given below.\n * EXCEL DOCUMENT \n * STRUCTURED QUERY LANGUAGE DATABASE 
""")
st.image('https://cdn-uploads.huggingface.co/production/uploads/64c972774515835c4dadd754/dSbyOXaQ6N_Kg2TLxgEyt.png', width=400)
st.subheader("**Unstructured Data**")
st.markdown("""This type of data will not be having any effective or well
organized format. This type of data doesn’t have any row’s and column’s. Some of the best
example’s of unstructured data are given below.\n * IMAGE\n * VIDEO\n * TEXT\n *Social Media Feeds 
""")
st.image("https://cdn-uploads.huggingface.co/production/uploads/64c972774515835c4dadd754/xhaNBRanDaj8esumqo9hl.png", width=400)
st.subheader("**Semi Structured Data**")
st.markdown("""This type of data can be called as combination of
structured data as well as unstructured data. Some of the best examples of semi structured
data are given below.\n * COMMA SEPERATED VARIABLE\n *JSON FILES\n * E-MAILS\n * HTML
""")
st.image("https://cdn-uploads.huggingface.co/production/uploads/64c972774515835c4dadd754/Nupc6BePInRVo9gJwLfWH.png", width=400)
st.title("2 : INTRODUCTION TO STATISTICS")
st.markdown("""_The term statistics is a branch of mathematics and also can be called as a huge field in which
we are going to deal with data which involves collecting, analyzing, interpreting, and
structuring the data. Statistics is classified into two types.
_""")
st.subheader("Descriptive Statistics",divider=True)
st.subheader("Inferential Statistics",divider=True)
st.subheader("**Descriptive Statistics**")
st.markdown("""This Descriptive Statistics describe the main feature of data. This
descriptive statistics can be performed on sample data as well as population data. Some of
the key points of descriptive statistics are stated below.\n KEY COCEPTS\n * Measurement of Central Tendency which involves finding Mean, Median, and Mode.\n * Measurement of Dispersion which involves finding Range, Variance and Standard Deviation.\n * Distribution which gives how frequently the data is occurring some of examples of distribution are Gaussian, Random, and Normal distribution""")
st.subheader("Measure Of Central Tendency",divider=True)
st.markdown("""The measure of central tendency is used to find the central average value of the data.The central tendency can be computed by 
useing three ways \n * Mode \n * Median \n * Mean""")
st.subheader("MODE",divider=True)
st.markdown("""Mode will be giving the centeral tendency based on most frequently occuring data.The major drawback of mode is its frequecy baised it 
mostly focus on the data which is occuring most times.Here in this mode we might come across some situation's like """)
st.markdown(''':violet[No_Mode] \n  Let's understand why this situation raises for example let's take list of numbers [1,2,3,4,5] here we don't have 
frequency of numbers repeating in this senario we will come accross No_Mode situaton.
''')
st.markdown(''':violet[Uni_Mode] \n  Let's understand why this situation raises for example let's take list of numbers [1,1,1,2,3,4,5]. here by 
checking the list it will tend to know that the frequency of number 1 is more and it returns the value 1 as output.
''')
st.markdown(''':violet[Bi_Mode] \n  Let's understand why this situation raises for example let's take list of numbers [1,1,2,2,3,4,5]. here by
checking the frequency in list we come across a situtaion where we will find two maximun frequecy repeated value hence the output will be Bi_Mode.
''')
st.markdown(''':violet[Tri_Mode] \n  Let's understand why this situation raises for example let's take list of numbers [1,1,2,2,3,3,4,5]. here by
checking the frequency in list we come across a situtaion where we will find three maximun frequecy repeated value hence the output will be Tri_Mode.
''')
st.markdown(''':violet[Multi_Mode] \n  Let's understand why this situation raises for example let's take list of numbers [1,1,2,2,3,3,4,4,5]. here by
checking the frequency in list we come across a situtaion where we will find more than three maximun frequecy repeated value hence the output will be Multi_Mode.
''')
def mode(*args):
    list1 = list(args)
    dict1 = {}
    dict2 = {}
    set1 = set(list1)
    for j in set1:
        dict1[j] = list1.count(j)
    max_value = max(dict1.values())
    count = [key for key, value in dict1.items() if value == max_value]
    if max_value == 1:
        return 'no mode'
    elif len(count) == len(set1):
        return 'no mode'
    elif len(count) == 1:
        dict2[count[0]] = dict1.get(count[0])
        return dict2
    elif len(count) == 2:
        return 'bi mode'
    elif len(count) == 3:
        return 'tri mode'
    else:
        return 'multimode'

# Collect user input
numbers_input = st.text_input("Enter a list of numbers separated by commas (e.g., 1, 2, 2, 3, 4):")

if numbers_input:
    # Convert the input string to a list of integers
    try:
        list1 = list(map(int, numbers_input.split(',')))
        # Call the mode function with the list of integers
        result = mode(*list1)
        # Display the result
        st.write("Mode result:", result)
    except ValueError:
        st.write("Please enter a valid list of numbers separated by commas.")
st.subheader("Median",divider=True)
st.markdown("""Median will also be giving the central tendency.But the major drawback of median is it prior foucus will be on the central value.
In order to find the mean first we have to sort the give list and based on the length of the list the formula are changed""")
st.subheader("Median Formula for Odd Number of Observations")
st.latex(r'''
\text{Median} = X_{\left(\frac{n+1}{2}\right)}
''')
st.subheader("Median Formula for Even Number of Observations")
st.latex(r'''
\text{Median} = \frac{X_{\left(\frac{n}{2}\right)} + X_{\left(\frac{n}{2}+1\right)}}{2}
''')
def median(list1):
    length=len(list1)
    if length%2== 0:
        even_median_value=((length/2)+(length/2)+1)/2
        return (list1[int(even_median_value)]+ list1[int(even_median_value)-1])/2
    else:
        odd_median=((length/2)+1)
        odd_median_value=math.floor(odd_median)
        return list1[odd_median_value-1]

# Use a unique key for the text input widget to avoid DuplicateWidgetID error
numbers_input_1 = st.text_input(
    "Enter a list of numbers separated by commas (e.g., 1, 2, 2, 3, 4):",
    key="numbers_input_1"
)
list1=[]
for i in numbers_input_1:
    list1+=[int(i)]
result=median(list1)
st.write("median_result", result)