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A Survey of Males and Females Asked the Question: Do

Question 36

Essay

A survey of males and females asked the question: Do you prefer wine over other alcoholic beverages? The summary of answers, from those who drink, are
Males n1 = 150 x = 84
Females n2 = 200 y = 102
(a) Conduct a test of hypotheses with the intent of showing that a higher proportion of females prefer win over other alcoholic beverages. Take α = .05.
(b) With regard to you decision in Part a, what possible error could you have made?

Correct Answer:

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(a) r : Z < − 1.645 ...

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