Question

6. Based on a sample of 176 blue-collar workers, it was estimated that the mean amount of paid time lost during a three-month period was 1.4 days per employee with a standard deviation of 1.3 days. It was also estimated the mean amount of unpaid time lost during a three-month was 10 day per employee with a standard deviation of 1.8 days Suppose we randomly select a sample of 100 blue-collar workers.J Based on the above estimates, (a) what is the probability that the average amount of paid time lost dring a three- month period, for the 100 blue-collar workers will exceed 1.5 days? Assume equals 1.3 days ) what is the probability that the average amount of unpad time lost during a three-month period for the 100 blue-collar workers will exceed 1.5 days? Assume σ equals 1.8 days

Answer 1

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