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Suppose certain coins have weights that are normally distributed with a mean of 5.918 g and a standard deviation of 0.063 g. A vending machine

Suppose certain coins have weights that are normally distributed with a mean of 5.918 g and a standard deviation of 0.063 g.

A vending machine is configured to accept those coins with weights between 5.798 and 6.038 g..

If 280 different coins are inserted into the vendingmachine, what is the expected number of rejectedcoins?

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