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TABLE 11-9
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 ? = 0.05 level of significance for all inferences.
-Referring to Table 11-9, based on the results of the hypothesis test, it appears that there is a significant effect on the approval rating associated with the color of the logo.
Vitamins
Organic compounds that are essential in small quantities for the body's normal growth and activity.
Diet
The kinds of food that a person, animal, or community habitually eats, often tailored for health, religious, ethical, or weight-control reasons.
Minerals
Naturally occurring inorganic substances with a definite chemical composition and crystalline structure, essential for human health.
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