for employees at a large company, the mean number of overtime hours worked each week is 9.2 hours with a population standard deviation of 1.6 hours. a random sample of 49 employees was taken and the probability that the mean number of overtime hours will exceed 9.3 hours was determined. was the probability a left-tail, right -tail or interval probability? what is the probability that the mean overtime hours for the sample will exceed 9.3 hours? select all that apply below.