Mathematics, 27.08.2020 20:01, queenkendra16

PLZZ ANSWER A shipment of beach balls with a mean diameter of 28 cm and a standard deviation of 1.3 cm is normally distributed. By how many standard deviations does a beach ball with a diameter of 26.7 cm differ from the mean?
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1.3
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PLZZ ANSWER A shipment of beach balls with a mean diameter of 28 cm and a standard deviation of 1.3...