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Based on historical data, your manager believes that 26% of the company's orders come from first-time...

Based on historical data, your manager believes that 26% of the company's orders come from first-time customers. A random sample of 62 orders will be used to estimate the proportion of first-time-customers. What is the probability that the sample proportion is greater than than 0.22?

P(ˆp>0.22)

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Answer #1

P(p > 0.22)

= P(z > -0.72)

= 0.7642

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