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OpenStudy (anonymous):
Assume the random variable X is normally distributed with a mean of 50 and a standard deviation of 7. Find the 96th percentile.
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OpenStudy (amistre64):
Z{.9600} = (x-50)/7
OpenStudy (amistre64):
do you know how to find a zscore?
OpenStudy (anonymous):
no I don't. is it the inv norm?
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