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  3. suppose that about 73 of 18 20 year olds consumed

Suppose that about 73 of 18 20 year olds consumed alcoholic beverages in any given...

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Suppose that about 73 of 18 20 year olds consumed alcoholic beverages in any given year We now consider a random sample of eighty 18 20 year olds a How many people would you expect to have consumed alcoholic beverages What is the standard deviation Round your answer to two decimal places b Would you be surprised if there were 70 or more people who have consumed alcoholic beverages Round your answer to two decimal places Since z c What is the probability that 70 or more people in this sample have consumed alcoholic beverages Round your answer to four decimal places which is Select 2 standard deviations away from the mean it Select suprising for there to be 70 or more people who have consumed alcoholic beverages How does this probability relate to your answer to part b In part b we determined it Select be unusual to observe 70 or more people who have consumed an alcoholic beverage based on the z score In part c we found the probability of observing this Colont implying the event Select be unsual Thus the results Select consistent

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