8 8
BIOSTATS 540 - Fall 2017
Introduction to Biostatistics
Biostatistics and Epidemiology
UMass Amherst
Instructor: Carol Bigelow



For Students


This Week

Unit Lecture Notes

Unit Tests


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


Unit 11. Chi Square Tests

1. Course Notes, Homework Assignment, and Useful Online Calculators
2. Additional Resources
3. Illustrations
4. Activities

(1) Course Notes, Homework Assignment and Useful Online Calculators
11. Chi Square Tests and Fisher's Exact Test (pdf, 38 pp)
Unit 11 Assignment due Monday December 4, 2017 Questions (pdf, 1 pp) Solutions (pdf, 2 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)

(2) Additional 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 Diener-West, 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)

(3) Illustrations


(4) Activities




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This is the course web site for BIOSTATS 540W, Biostatistics and Epidemiology.
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Send comments or questions about this web site to cbigelow@schoolph.umass.edu.
Page updated: November 26, 2017