STATISTICS:   Class Notes

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Prof.  G. Battaly, Westchester Community College, Valhalla NY  (updated 02/13/2017)
 

Chapter 1  

Nature of Statistics           

Chapter 2  

2.1 - 2.2 Organizing Qualitative Data  

      2.3 Organizing Quantitative Data      student height excel file
      2.4 - 2.5 Distribution Shapes
Chapter 3   3.1 Measures of Center
    3.2 Measures of Variation
    3.3 Five Number Summary; Box Plot
    3.5 Descriptive Measures: Populations
    3.5 Samples, Populations, and z-scores
Chapter 4   4.1 Probability Basics
    4.2 Events
    4.3 Probability of Events
    4.4&5 Contingency Tables; Conditional Probability
    4.6 Independence
Chapter 6   Normal Curvegeogebra demo
    Area under Normal Curvegeogebra demo
    Normal Distribution and the SNC**video of geogebra demo
    6.1 Normal Distribution
    6.2 Area under Standard Normal Curve
    6.3 Normally Distributed Variables
    6.4 Normal Probability Plots
Chapter 7   7.1 Sampling Distribution Of Mean
    7.2 Mean and Standard Deviation of Sample Mean
    7.3 Distribution of the Sample Mean
Chapter 8   8.1 Point Estimate and CI
    8.2 Confidence Interval, Known Standard Deviation
    8.3 Margin of Error and Sample Size
    t-Curve comp. to SNC  geogebra demo with animation
    8.4 Confidence Interval, Standard Deviation NOT known
Chapter 9   9.1 Hypothesis Testing
    9.2 & 9.3 Critical Value vs P-Value Approach
    9.4 Hypothesis Test:  1 mean, σ known
    9.5 Hypothesis Test:  1 mean, σ NOT known
Chapter 10   10.1 Hypothesis Tests Comparing Two Means
    10.2 Pooled t Test (equal σs)
    10.3 Non-Pooled t Test (σs NOT equal )
    Hypothesis Testing Puzzle
    10.4 Mann-Whitney Test
    10.5 Paired t - Test
Chapter 13   Chi-Square Distribution  geogebra demo with animation
    13.1&13.2 Chi-Square Tests
    13.4 Chi-Square Independence
Chapter 14   Linear Regression  geogebra demo
    14.2 Linear Regression Equation 
                geogebra example: prediction
    14.3 Coefficient of Determination 
    14.4 Correlation Coefficient  
Chapter 15   15.4 Inferences in Correlation
Chapter 16          F-Distribution geogebra demo with animation
    16.1-16.3 ANOVA
Chapter 11   11.2 Comparing Two Standard Deviations
Review   Which Procedure?

Last Updated   05/05/2014
By Prof. Battaly, http://www.battaly.com/
Email: merlin@pipeline.com