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Hypothesis Testing for Treatment Means

The following is sample information on the amount of tip (in dollars) received by three different food servers at the Rib Crib restaurant in Norman. At the .05 significance level, are the treatment means different?

a. State the null and the alternate hypotheses.

b. What is the decision rule?

c. Complete an ANOVA table.

d. State your decision regarding the null hypothesis

Please see attached spreadsheet and use excel to answer question.


Solution Summary

The solution determines if the treatment means are different for three different food servers at the RIb Crib restaurant in Norman.