11/12/2025
Chapter 8 Additonal Topics in ANOVA - Overview
Multiple Comparisons (see Sec 8.2R)
Contrasts (see Sec 8.3R)
Nonparametric ANOVA (see Sec 8.4R)
- The average time it took baseball players to run from a point on the first base line to a point just short of second base is recorded for three different methods (round out, narrow angle, and wide angle).
- See GoogleDrive\Stat206-DataAnalysis-F2025\!Class Material\Stat206 - Rounding_First_Base.pdf for a diagram of the methods.
- Use the data in See GoogleDrive\Stat206-DataAnalysis-F2025\!Class Material\baseball.csv to see if there is a significant difference in these three methods.
- What method would you recommend?
ANOVA and Regression with Indicators (see Sec8.7R) - Questions
Analysis of Covariance models (see Sec8.8R)
Lab time for class exercises
- 8.3, 8.7, 8.8, 8.15, 8.19, 8.21, 8.23, 8.54, 8.62
- Apply the Kruskal-Wallis procedure to the data on cuckoo eggs (Cuckoo) in Exercise 8.27 on p. 403
- Apply Friedman's procedure to the popcorn data (Popcorn) in Exercise 6.38 on p. 298
We will have a problem session on Friday.
Please read Sections 9.1 and 9.2 for class on Monday, Nobember 17.