8. The number of hourst spent per meek on household chores by all adu lts have amean hours of 28 hours and a stondard deviatiom of z hours. The probability that the mean sample of 49 adults mill be more than 25.75 spnt per meek on houschold chores by a hours is: a) 10.56 % b) 89.44% - c) a9.44% d) G0.56%

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