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A researcher is interested in measuring the average job satisfaction score (0 = lowest and 100 = highest) among full-time faculty at a college. She

A researcher is interested in measuring the average job satisfaction score (0 = lowest and 100 = highest) among full-time faculty at a college. She randomly samples 25 professors and finds the average job satisfaction to be 48.4 with a standard deviation of 6.1. Assume that jobs satisfaction follows a normal distribution. 

(a) Using the above data, construct a 95% CIE for job satisfaction at this college.

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