Class 9. Comparing group means.

Table of contents for Class 9

	251-255 ........ Discursive introduction.
	257-256 ........ Comparing means across groups: which group
                         has the lowest mean? [Repairs.jmp]
           258  ........ Regression approach to comparing means.
           259  ........ ANOVA approach to comparing means.
           260  ........ Comparing groups with the best/worst. Hsu.
           262  ........ Comparing all group pairs. Tukey-Kramer.
        264-265 ........ Checking assumptions.
           266  ........ Summary.
        267-270 ........ Comparing means across groups: which groups
                         are significantly different? [Headache.jmp]
           269  ........ Compare all pairs -- Tukey-Kramer.
        271-274 ........ Supplemental reading.