Unit 1: Introduction
Meaning of Statistics
Importance of statistics in different feilds
Descriptive And Inferential Statistics
Importance Of Statistics In Different Fields
Collection of Data
Primary and Secondary Data
Variable And Constant
Continuous And Discrete Variable
Qualitative and Quantitative Data
Errors Of Measurement
Unit 2: Presentation of Data
Classification
Tabulation
Frequency Distribution
Charts
Simple bar chart
Multiple bar chart
Pie chart
Graphs
Histogram
Frequency polygon
Frequency curve and small ogive
Unit 3: Measures of Location & Dispersion
Measure of location
Types of averages
The Arithmetic mean
The median
Quintiles
The Mode
Measure of Dispersion
Range
The Standard Deviation
The Variance
Coefficient of Variation
Symmetry and Skewness
Unit 4: Regression & Correlation
Regression
introduction, Scatter diagram
Regression Analysis
The Simple Linear Regression Model
The Method Of Least Square
The Least Square Lines Of Regression
Correlation, Correlation And Causation
The Coefficient Of Correlation
Properties of Correlation
Unit 5: Probability distributions
Permutation and Combinations
Discrete and Continuous Random numbers
Distribution function for Discrete and Continuous probability distribution
Discrete Probability distribution
Binomial Probability distribution
Applications, Properties
Mean, Variance
Continuous Probability distribution
Normal Probability distribution
Applications, Properties
Mean, Variance
Standard Normal Distribution
Unit 6: Sampling and Sampling Distributions
Population and Sample
Sampling With And Without Replacement
Sampling Distribution of Means
Sampling Distribution of Proportions
Unit 7: Statistical Inference
Estimation, Point estimation
Confidence Interval
Test Of Hypothesis
Simple and Composite Hypothesis
Type I and Type II Errors
Z- test, t-test, Chi Square Test
