A Fast Food Chain Operation Is Interested in Determining Whether

question 24

Multiple Choice

A fast food chain operation is interested in determining whether the mean per customer purchase differs by day of the week.To test this,it has e selected random samples of customers for each day of the week.The analysts then ran a one-way analysis of variance generating the following output: Anova: Single Factor
SUMMARY ANOVA Based upon this output,which of the following statements is true if the test is conducted at the 0.05 level of significance?

• A)The null hypothesis that population means are equal should be rejected.
• B)Based upon Hartley's F-test,we can reject the hypothesis that the population variances are equal.
• C)There is justification for applying the Tukey-Kramer method for multiple comparisons.
• D)The experiment is a balanced design.

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