Premium Product Promotions, a market research firm, is trying to determine if there are differences in the brand of beer preferred by various customer groups.? Formulate and test a hy
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Premium Product Promotions, a market research firm, is trying to determine if there are differences in the brand of beer preferred by various customer groups. Formulate and test a hypothesis for them using a = 0.05 if the following data are the preferences of a sample of 800.
CUSTOMER GROUP BRAND OF BEER
Pale Golden Heavy
Housewives 75 20 5
Businessmen 50 130 20
Factory Workers 5 25 170
College Students 100 100 100
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