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Calculating the ANOVA F test P-value. For each of the following situations, find the degrees of freedom for the F statistic and then use Table E to approximate the P-value.
(a) Seven groups are being compared, with 5 observations per group. The value of the F statistic is 2.69.
(b) Five groups are being compared, with 11 observations per group. The value of the F statistic is 2.43.
(c) Six groups are being compared, using 34 total observations. The value of the F statistic is 3.06.
Describe a study design that would require a matched-pairs t procedure to analyze the results.- Describe a study design that would require a twosample't procedure to analyze the results.
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