Question

A sample of 100 students is to be taken to determine which of two brands of beer is preferred in a blind taste test. Suppose that, in the whole population of students, 50% would prefer brand A.
a. What is the probability that more than 60% of the sample members prefer brand A?
b. What is the probability that between 45% and 55% of the sample members prefer brand A?


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  • CreatedJuly 07, 2015
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