• mikeworkbook
  • Mike’s Workbook for Biostatistics
    • Disclaimers and copyright
    • Privacy Policy
  • Introduction Mike’s Workbook
  • R work
    • A quick look at R and R Commander
    • Part 01. Install R and Rcmdr
    • Part 02. Getting started with R and Rcmdr
    • Part 03. Explore use of R
      • Answers: Explore use of R
    • Part 04. Create functions in R
    • Part 05. R packages: Making R do more
    • Part 06. Work with an included dataset
    • Part 07. Working with your own data
    • Part 08. Data exploration
    • Part 09: Making a report
    • Part 10: Exiting R and Rcmdr
    • Optional: Modify Rprofile to change R startup
  • Biostatistics Homework
    • Homework 1: Assumptions
    • Measurement day
      • Homework 2A: Measurement Day results
      • Homework 2B: Descriptive statistics
      • Homework 2C: Graphs
    • Homework 3: Distributions & Probability
    • Homework 4: Risk
    • Homework 5: Inference
    • Homework 6: Chi-square problems
    • Homework 7: t-tests and ANOVA
    • Homework 8: Multiway ANOVA
    • Homework 9: Common nonparametric tests
    • Homework 10: Correlation and simple linear regression
    • Homework 11: Multiple linear regression
    • Answers to selected problems
      • Answers: Assumptions
      • Answers: Measurement day
      • Answers: Descriptive statistics
      • Answers: Distributions and probability
      • Answers: Risk
      • Answers: Inference
      • Answers: Chi-square problems
      • Answers: t-tests and ANOVA
      • Answers: Nonparametric tests
      • Answers: Multiway ANOVA
      • Answers: Correlation and simple linear regression
      • Answers: Multiple linear regression
  • Appendix
    • macos won’t let me run R
    • I installed R last year for a different class; What do I do now?
    • DrD, your R code does not work
    • How to enter and run R code
    • Help with imageJ
    • Help with R package digitize
    • FAQ about computers and R
    • Spreadsheets and data entry
    • Can’t copy/paste into R script, macOS

Answers to selected problems

Answers to selected problems

Answers: Explore

Assignment page Answers to odd numbered problems
Homework 1: Assumptions Answers: Assumptions
Homework 2A: Measurement Day results Answers: Measurement day
Homework 2B: Descriptive statistics Answers: Explore
Homework 2C: Graphs Answers: Explore
Homework 3: Distributions & Probability Answers: Distributions and probability
Homework 4: Risk Answers: Risk
Homework 5: Inference Answers: Inference
Homework 6: Chi-square problems Answers: Chi-square problems
Homework 7: t-tests and ANOVA Answers: t-tests and ANOVA
Homework 8: Multiway ANOVA Answers: Multiway ANOVA
Homework 9: Common nonparametric tests Answers: Nonparametric tests
Homework 10: Correlation and simple linear regression Answers: Correlation and simple linear regression
Homework 11: Multiple linear regression Answers: Multiple linear regression

Mike’s Workbook for Biostatistics, Fall 2024