Question: I am sorry it's so long - really struggling with this one. Answers and explanation would be great - thank you! 18. (10 points) In

I am sorry it's so long - really struggling with this one. Answers and explanation would be great - thank you!

18. (10 points) In a clinical trial, three different treatments were applied. An ANOVA analysis in Excel was applied to study the effects of the treatments to determine at the 0.10 significant level if there was any difference in the three treatments. a. What is the grand mean for the study? Determine each of the following values b. SST c. MSE d. Total Variation e. Using the F statistic, what conclusion do you make at the 0.10 level of significance? f. Using the p-value, what conclusion do you make at the 0.10 level of significance? g. What conclusion do you make at the 0.05 level of significance? Anova: Single Factor SUMMARY Groups Count Sum Average Variance Column 1 8 51 6.375 6.553571 Column 2 8 74 9.25 5.071429 Column 3 8 58 7.25 5.642857 ANOVA Source of Variation SS df MS F P-value F crit Between Groups 34.75 2 17.375 3.018614 0.070421 2.574569 Within Groups 120.875 21 5.755952 Total 155.625 23

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