Question: In a study by the United Dairy Industry Association 42

In a study by the United Dairy Industry Association, 42% of 655 persons age 35–44 said they seldom or never ate cottage cheese. For 455 individuals age 45–54, the corresponding percentage was 34%. At the 0.01 level, can we reject the possibility that the population percentages could be equal for these two groups?

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  • CreatedSeptember 08, 2015
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