The Cost of Lumber, continued The analysisof variance F-test in Exercise 11.17 (and data
Chapter 11, Problem 26(choose chapter or problem)
The Cost of Lumber, continued The analysisof variance F-test in Exercise 11.17 (and data set EX1117) determined that there was indeed a differencein the average cost of lumber for the four states.The following information from Exercise 11.17 isgiven in the table:Sample Means x1 262.2 MSE 41.25x2 234.8 Error df : 16x3 251.6 ni : 5x4 268.6 k: 4Use Tukeys method for paired comparisons to determinewhich means differ significantly from the othersat the a .01 level.
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