Question: c. The manager would prefer a narrower interval. Based upon your answer to Question (1.o), what could the manager do to the size of the

c. The manager would prefer a narrower interval. Based upon your answer to Question (1.o), what could the manager do to the size of the sample: increase it or decrease it? (1) Based upon your answer to Question (1.p), what could the manager do to the confidence level: increase it to 99% or decrease it to 90%

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