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1. Summarizing Data
2. Data Visualization
3. Probability: Basics
4. Probabilities in Epidemiology
5. Populations and Samples
6. Bernoulli and Binomal Distributions
7. Normal Distribution
8. Statistical Literacy: Estimation and Hypothesis Testing
9. One Sample Inference
10. Two Sample Inference
11. Chi Square Tests
12. Simple Linear Regression and Correlation
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Unit 11. Chi Square Tests
1. Introduction
2. Learning Module
3. Activities
4. Resources
(1) Introduction 
ppt INTRODUCTION (Source: John McGready, JHSPH)  The Chi Square Test: Mechanics (html) 
ppt INTRODUCTION (Source: John McGready, JHSPH)  Fisher Exact Test (html) 

(2) Learning Module 
BIOSTATS 540 Fall 2021 Course notes, 11. Chi Square Tests and Fisher's Exact Test forthcoming 
CHI SQUARE DISTRIBUTION CALCULATOR (Source: Agresti, Franklin, Klingenberg) Chi Square Distribution Calculator (html)

FISHER EXACT TEST CALCULATOR (Source: Agresti, Franklin, Klingenberg) Fisher Exact Test Calculator (html) 
CHI SQUARE TEST CALCULATOR (Source: Vassar Stats) Chi Square Test .. for contingency table (html) 
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(4) Resources 
ppt INTRODUCTION (Source: Whitlock and Schluter ) Overheads 9  Contingency Table Analyses (pdf, 5 slides) 
ppt INTRODUCTION (Source: John McGready, JHSPH)  The Chi Square Test: Mechanics (html) 
ppt INTRODUCTION (Source: John McGready, JHSPH)  Fisher Exact Test (html)

ppt INTRODUCTION (Source: Marie DienerWest, JHSPH)  Uses of the Chi Square Statistic (html) 
(Source: Vassar Stats) Chi Square Test .. for contingency table (html) 
(Source: Vassar Stats) Epidemiologic Analysis of a 2x2 Table, including rates, risks, odds, odds ratio (html) 
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