A certain flight arrives on time 87 percent of the time. Suppose 149 flights are randomly selected.

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A certain flight arrives on time 87 percent of the time. Suppose 149 flights are randomly selected. Use the normal approximation to the binomial to approximate the probability that

(a) exactly 127 flights are on time.

(b) at least 127 flights are on time.

(c) fewer than 134 flights are on time.

(d) between 134 and 142, inclusive are on time.

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Statistics Informed Decisions Using Data

ISBN: 9781292157115

5th Global Edition

Authors: Michael Sullivan

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Question Posted: Mar 29, 2024 01:00 AM

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A certain flight arrives on time 87 percent of the time. Suppose 149 flights are randomly selected.

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Step by Step Answer:

a Exactly 127 flights are on time Z1265 1265 12963 324 096 Z1275 1275 12963 324 065 P096 Z 065 PZ 06...View the full answer

Statistics Informed Decisions Using Data

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