Statistics Quick Reference

Statistics Quick Reference was designed by a qualified statistics Instructor. Each of the concepts was explained in detail, followed by an example for better understanding.

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The topics include:

1)Basic Terms and Definitions

2)Descriptive Statistics

-> Frequency Distribution

-> Frequency

-> Relative Frequency

-> Cumulative Frequency

-> Cumulative Relative Frequency

-> Graphical Display of data

-> Dot Plots

-> Bar Charts

-> Histograms

-> Stem-and-leaf plots

-> Pie Charts

-> Measures of Central Tendency and Variability

-> The Mean

-> The Median

-> The Mode

-> Variance and Standard Deviation

-> The Range

-> The Coefficient of Variation

3)Probability

-> Basics of Probability

-> Definitions

-> Classical Definition of Probability

-> Conditional Probability

-> Laws of Probability

-> Rules of Probability

-> Discrete Probability Distributions

-> Expected Value of Discrete Random Variable

-> Variance and Standard Deviation of Discrete Random Variable

-> Continuous Probability Distributions

-> The normal Distribution

-> The Standard Normal Distribution

-> t-Distribution

-> How to read Tables

-> The Standard Normal Distribution Table

-> t-Distribution Table

4)Inferential Statistics

-> General Guidelines (Confidence Intervals and Hypothesis Tests)

-> Large samples, Small Samples, Minimum Sample size required

-> Hypothesis Tests (Examples)

-> Confidence Intervals (Examples)

5) Applied Statistics

-> Least Squares Linear Regression(Example computing Regression equation)

-> Linear Correlation (Example computing Correlation Coefficient)