8. The lengths of nails, in millimetres, at a certain plant are normally distributed with a mean of 22.00 and a standard deviation of 0.25. Nails produced are only accepted if their lengths are between 21.71 mm and 22.42 mm. What percent of the nails are acсepted?

A First Course in Probability (10th Edition)
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Chapter1: Combinatorial Analysis
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8. The lengths of nails, in millimetres, at a certain plant are normally distributed with a
mean of 22.00 and a standard deviation of 0.25. Nails produced are only accepted if
their lengths are between 21.71 mm and 22.42 mm. What percent of the nails are
accepted?
Transcribed Image Text:8. The lengths of nails, in millimetres, at a certain plant are normally distributed with a mean of 22.00 and a standard deviation of 0.25. Nails produced are only accepted if their lengths are between 21.71 mm and 22.42 mm. What percent of the nails are accepted?
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