Mathematics, 23.01.2021 05:50 rebtav
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The number of nails of a given length is normally distributed with a mean length of 5 in. and a standard deviation of 0.03 in. In a bag containing 120 nails, how many nails are between 4.97 in. long and 5.03 in. long?
about 82 nails
about 60 nails
about 57 nails
about 41 nails
Answers: 3
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