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Question: You are working with the same experiment

You are working with the same experiment as in Problem 11.5. a. At the 0.05 level of significance, state the decision rule for testing the null hypothesis that all four groups have equal population means. b. What is your statistical decision? c. At the 0.05 level of significance, what is the upper-tail critical value from the Studentized range distribution? d. To perform the Tukey-Kramer procedure, what is the critical range? Problem 11.5: Consider an experiment with four groups, with eight values in each. For the ANOVA summary table below, fill in all the missing results:
You are working with the same experiment as in Problem 11.5. 
a. At the 0.05 level of significance, state the decision rule for testing the null hypothesis that all four groups have equal population means. 
b. What is your statistical decision? 
c. At the 0.05 level of significance, what is the upper-tail critical value from the Studentized range distribution? 
d. To perform the Tukey-Kramer procedure, what is the critical range?

Problem 11.5:
Consider an experiment with four groups, with eight values in each. For the ANOVA summary table below, fill in all the missing results:





Transcribed Image Text:

Mean Degrees of Sum of Square (Variance) Source Freedom Squares F Among c - 1 = ? SSA = ? MSA = 80 FSTAT ? groups Within n - c = ? SSW = 560 MSW = ? groups Total n - 1 = ? SST = ?


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