The following data summarize the results from an independent-measures study comparing three treatment conditions. I II III n = 6 n = 6 n = 6 N = 18 M = 1 M = 2 M = 6 G = 54 SS = 60 SS = 65 SS = 40 ∑X² = 411 Calculate the sample variance for each of the three samples. I II III s² = 12.00 s² = 13.00 s² = 8.00 Use an ANOVA with α = .05 to determine whether there are any significant differences among the three treatment means. Source SS df MS F Fcriticalcritical Between treatments Within treatments Total

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