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Mathematics 17 Online
OpenStudy (anonymous):

The average per capita spending on health care in the U.S. is $5,274. If the standard deviation is $600 and the distribution of health care spending is approximately normal, what is the probability that a randomly selected person spends more than $6,000? Find the limits of the middle 50% of individual health care expedentures. ***I only need help with the second part. The probability is .1131

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