Question

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

Answer 1