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The mean starting salary of job with certain degree is unknown.Based on a sample of starting salary of25 employees, the mean salary turns out to

The mean starting salary of job with certain degree is unknown.Based on a sample of starting salary of25 employees, the mean salary turns out to be $45,750/year. Assume that the population of all startingsalaries follows a normal distribution with standard deviation $9125.

Find the margin of error for a 90% confidence interval estimate of mean starting salary of the employees with the degree.

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