COMPUTER APPLICATIONS IN STATISTICS

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1. Introduction to statistics
1.1 Introduction
1.2 Definitions
1.3 Functions of Statistics
1.4 Importance
1.5 Scope of Statistics
1.6 Limitations of Statistics
1.7 Distrust of Statistics
1.8 Classification of Statistics
1.9 Classification and Frequency Distributions
1.10 Tabulation
1.11 Frequency Distribution
1.12 Cumulative Frequency Distribution
1.13 Guidelines to Prepare Frequency Distribution
1.14 Graphical Representation
1.15 Diagramatic Representation
2. Measures of Central Tendency
2.1 Introduction
2.2 Requisites of a Good Average
2.3 Different Averages
2.4 Arithmetic Mean or Mean
2.5 Median
2.6 Mode
2.6.1 Mode for Discrete Frequency Distribution
2.7 Empirical Relation
2.8 Geometric Mean
2.9 Harmonic Mean
2.10 Partition values
2.11 Solved Examples
3. Measures of Variability
3.1 Introduction
3.2 Significance of Measuring Variation
3.3 Properties of a Good Measure of Dispersion
3.4 Range
3.5 Interquartile Range and Quartile Deviation
3.6 Mean Deviation
3.7 Variance and Standard Deviation
3.8 Relative Measures of Dispersion
4. Correlation and Regression
4.1 Introduction
4.2 Simple Correlation
4.3 Scatter diagram
4.4 Covariance
4.5 Coefficient of Correlation
4.6 Regression Analysis
4.7 Regression Line of Y on X 17
4.8 Correlation and Regression Analysis
5. Population and Sample
5.1 Collection of Data
5.2 Statistical Population
5.3 Census
5.4 Sampling
5.5 Advantages of Sampling
5.6 Sampling Methods
5.7 Quota Sampling
5.8 Simple Random Sampling (SRS)
5.9 Stratified Random Sampling
6. Time Series Analysis
6.1 Introduction
6.2 Utility of Time Series
6.3 Components of Time Series
6.4 Mathematical Models for Time Series
6.5 Measurement of Trend
6.6 Method of Progressive Averages
6.7 Measurement of Seasonal Variations
7. Index Numbers
7.1 Introduction
7.2 Definitions
7.3 Index Number as Economic Barometer
7.4 Types of Index Numbers
7.5 Problems in Construction of Index Numbers
7.6 Construction of Index Numbers
8. Computer Application in Statistics
8.1 Introduction
8.2 Descriptive Statistics
8.3 Correlation and Regression
8.4 Moving Averages

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