11/17/2021

One-way Analysis of Variance (ANOVA) - see GoogleDrive\Stat106-ElementsofStatistics-F2021\!ClassMaterial\One-way ANOVA.ppt

• Comparing k population or treatment means
• Hypotheses
• Model: Data = Fit + Error
• ANOVA table - partitioning the variability
• Test Statistic
• Computing p-values

Examples - Return to Pokemon data from Exam 1, see Exam1 F2016.doc.

• Test the hypothesis that combat power is the same for the four different species in the data set. See Pokemon.R
• Test similar hypotheses for other quantitative variables.

Multiple Comparisons

Example - Return to Pokemon.R

Class Exercises

Return to DataSurvey.R. Are there differences in the four classes for the quantitative variables?