The Results of an Experiment Comparing the Cycle Lengths of Three

question 50

Multiple Choice

The results of an experiment comparing the cycle lengths of three different brands of washing machines (N=33) indicated an overall mean square error of 2.58.The researcher believes that the brands 1 and 2 may be the most different as they have mean cycles of 31.8 (n=12) and 35.9 (n=10) .Using an alpha of 0.05, what would be the result of the Tukey-Kramer formula?

• A)3.49
• B)0.64
• C)1.70
• D)1.49
• E)3.82

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