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One Way ANOVA Homework: Analysis of Variance and Tukey's HSD Test - Prof. James Schmidhamm, Assignments of Statistics

The University of Tennessee (UT)Statistics

Prof. James Schmidhammer

Instructions for completing a one way analysis of variance (anova) homework assignment using the data from ott exercise 8.17. The assignment includes performing an analysis of variance to test the hypothesis of equal means, using levene’s test to check the assumption of equal variances, checking the normality of residuals, and applying tukey’s hsd procedure to determine significantly different means or groups. Additionally, a kruskal-wallis test is suggested for testing the equality of distributions.

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Pre 2010

Uploaded on 08/26/2009

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Download One Way ANOVA Homework: Analysis of Variance and Tukey's HSD Test - Prof. James Schmidhamm and more Assignments Statistics in PDF only on Docsity! Homework on One Way ANOVA Using the data from Ott Exercise 8.17: 1. Perform an analysis of variance on these data, and test the hypothesis H0: µA = µB =µC =µD H1: ~H0 2. Use Levene’s Test to test the assumption that the variances in the 4 groups are equal. 3. Check to see if the residuals are modeled well by a normal distribution. 4. If you determine that the means are not equal in part (1), use Tukey’s HSD procedure to determine which means are different. 5. Perform a Kruskal-Wallis test on the ranks. 6. If you determine that the distributions are not equal in part (5), use Tukey’s HSD procedure to determine which groups are different.

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One Way ANOVA Homework: Analysis of Variance and Tukey's HSD Test - Prof. James Schmidhamm, Assignments of Statistics

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