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OpenStudy (anonymous):
A set of data with a mean of 45 and a standard deviation of 8.3 is normally distributed. Find the value that is +1 standard deviation away from the mean.
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OpenStudy (paki):
we have the formula here... z = (x - mu)/sigma +12 = (x - 45)/8.3 solve for "X"...
OpenStudy (paki):
sorry "z" = 1 .... not 12... 12 is by typing mistake...
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