Question: A random sample of n = l observations is selected from a population with p = 3D and o = 1s Approximate the following probabilities:

A random sample of n = l observations is selected from a population with p = 3D and o = 1s Approximate the following probabilities: a. PL? 3 28) h. P(22.l 5 J? 5 26.3) NOW WORK Salary of a travel management professional. According to the most recent Global Business Travel Association (GBTA) survey, the average base salary of a US travel management professional is $94,000. Assume that the standard deviation of such salaries is $10,000. Consider a random sample of 50 travel management professionals and let x represent the mean salary for the sample. a. What is /-? b. What is o- ? c. Describe the shape of the sampling distribution of x. d. Find the z-score for the value x = 86,660. e. Find P(x > 86,660)

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