Question 14.48

14.48 Additional analysis for the moral strategy example.

CASE 14.1 Refer to Case 14.1 (page 715) for a description of the study and Figure 14.8 (page 724) for the ANOVA results. The researchers hypothesize that the control group would be less likely to continue to buy products because they were not primed with a moral reasoning strategy.

moral

  1. Because this hypothesis was declared prior to examining the data, can the researchers investigate regardless of the ANOVA test result? Explain your answer.
  2. Test the alternative hypothesis that the mean of control group is less than the average of the other two groups using . Make sure to specify the contrast coefficients, the contrast estimate, the contrast standard error, degrees of freedom, and -value.