The store manager of a local independent grocery store thought customers might stay in the store longer if slow, easy-to-listen to music were played over the store’s intercom system. After some thought, the manager considered whether he should hire a marketing researcher to design an experiment to test the influence of music tempo on shoppers’ behaviors. Answer the following questions: How would you operationalize the indep

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A: Given that We have to define the (α)=0.05  Level of significance

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A: Introduction: It is required to identify the false statement.

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A: given data,n=400x= preferred Candidate A =152CI=0.90α=1-0.90 =0.10p^=xn=152400=0.38

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A:

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Q: n = 580 and ˆpp^ (p-hat) = 0.35, construct a 95% confidence interval.

A: Given  n = 580 p^ (p-hat) = 0.35,