8
 BIOSTATS 540 - Fall 2022 Introduction to Biostatistics Biostatistics and Epidemiology UMass Amherst
 Instructor: Carol Bigelow

For Students

Syllabus

This Week

Unit Lecture Notes

Unit Tests

Illustrations

Other Resources

Course Unit Pages

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
Video (Source: Global Health With Greg Martin) Statistics Made Easy: Learn about the T-Test, Chi Square Test, P-value and more (video, 12:49)
(Source: Whitlock and Schluter, Biology 300) - Overheads 09: Contingency Analysis - Associations Between Categorical Variables (pdf, 5 slides)

(2) Learning Module
BIOSTATS 540 Fall 2022 Course notes, 11. Chi Square Tests and Fisher's Exact Test (pdf, 40 pp)
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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(3) Activities
R Users
Fall 2022 Learn R 07 - The 2x2 Table (pdf, 10 pp)

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(4) Resources
Video (Source: MarinStats Lectures) Pearson's Chi Square Test of Independence (video, 24:25)
ppt INTRODUCTION (Source: Whitlock and Schluter ) Overheads 9 - Contingency Table Analyses (pdf, 5 slides)
ppt INTRODUCTION (Source: Marie Diener-West, JHSPH) - Uses of the Chi Square Statistic (pdf, 42 slides)
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