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Statistics 6 Online
OpenStudy (anonymous):

the average monthly mortgage payment including principle and interest is $982 in the US. If the standard deviation is approximately $180 and the mortgage payments are approximately distributed find the probability that a randomly selected monthly payment is a) more then $1000 B) more then $1475 C) between $800 and 1150. I think I have the mean its the 982 and sd. is the 180 but what next??

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