SCENARIO 11-12
the Marketing Manager of a Company Producing a New

SCENARIO 11-12
The marketing manager of a company producing a new cereal aimed for children wants to examine the effect of the color and shape of the box's logo on the approval rating of the cereal. He combined 4 colors and 3 shapes to produce a total of 12 designs. Each logo was presented to 2 different groups (a total of 24 groups) and the approval rating for each was recorded and is shown below. The manager analyzed these data using the α = 0.05 level of significance for all inferences.


-Referring to Scenario 11-11,is there evidence of a difference between the mean charges of foreign and USA medical school graduates?

A) Yes,the test for the main effect for primary specialty is significant at ? = 0.10.
B) No,the test for the main effect for medical school is not significant at ? = 0.10.
C) No,the test for the interaction is not significant at ? = 0.10.
D) Maybe,but we need information on the $\beta$ -estimates to fully answer the question.