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StatisticsQ&A LibraryBusiness Weekly conducted a survey of graduates from 30 top MBA programs. On the basis of the survey, assume the mean annual salary for graduates 10 years after graduation is $190,000. Assume the standard deviation is $34,000. Suppose you take a simple random sample of 15 graduates. Round all answers to four decimal places if necessary. For a simple random sample of 15 graduates, find the probability that the average salary is between $180,932 and $187,421. For part d), is the assumption of normal necessary? NoYesStart your trial now! First week only $4.99!*arrow_forward*

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Business Weekly conducted a survey of graduates from 30 top MBA programs. On the basis of the survey, assume the mean annual salary for graduates 10 years after graduation is $190,000. Assume the standard deviation is $34,000. Suppose you take a simple random sample of 15 graduates. **Round all answers to four decimal places if necessary.**

- For a simple random sample of 15 graduates, find the probability that the average salary is between $180,932 and $187,421.
- For part d), is the assumption of normal necessary? NoYes

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