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OpenStudy (alexandrad):
MEDAL: A shipment of racquetballs with a mean diameter of 60 mm and a standard deviation of 0.9 mm is normally distributed. By how many standard deviations does a racquetball with a diameter of 58.2 mm differ from the mean? 0.9 1 2 3
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OpenStudy (firedragonrage):
It might be A or B im not sure.
OpenStudy (alexandrad):
B is wrong
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