In 2012, the mean number of ho

Anonymous
timer Asked: Nov 20th, 2015

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In 2012, the mean number of hours that American women who worked outside of the home per week was 34.6 hours with a standard deviation of 13.6 hours.If 42 American women who worked outside of the home are randomly selected, what is the probability their mean hours worked per week is less that 35 hours per week?

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