Estimating the within-group variance. Refer to the
Chapter , Problem 13.23(choose chapter or problem)
Estimating the within-group variance. Refer to the previous exercise. Here are the cell standard deviations and sample sizes for cooking enjoyment: Culture Canada United States France Gender s n s n sn Female 1.668 238 1.736 178 2.024 82 Male 1.909 125 1.601 101 1.875 87 Find the pooled estimate of the standard deviation for these data. Use the rule for examining standard deviations in ANOVA from Chapter 12 (page 654) to determine if it is reasonable to use a pooled standard deviation for the analysis of these data.
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