Vending machines can be adjusted to reject coins above and below certain weights. The weights of legal
Question:
Vending machines can be adjusted to reject coins above and below certain weights. The weights of legal U.S. quarters have a normal distribution with a mean of 5.67 grams and a standard deviation of 0.0700 gram. If a vending machine is adjusted to reject quarters that weigh more than 5.81 grams and less than 5.53 grams, what percentage of legal quarters will be rejected by the machine?
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A weight of 581 is 014 gram or 2 standard deviations above the mean A weight of 553 is 014 g...View the full answer
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Related Book For 
Statistical Reasoning For Everyday Life
ISBN: 9780321904645
4th International Edition
Authors: Jeffrey Bennett, William L. Briggs, Mario F. Triola
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