What proportion of college students work more than 19 hours

Reference no: EM133411650

A national survey found that college students work an average of 24 hours per week. Assuming that the number of hours worked is approximately normally distributed with a standard deviation of 3 hours

Question 1: what proportion of college students work more than 19 hours?

Question 2: how many hours do students, in the middle 50% of the population, work? Round the answers to one decimal place.

Reference no: EM133411650

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