Question: . A life test has shown that coffeemakers fail in use at the rate of 0.04257 per month. (In other words, of all of the
. A life test has shown that coffeemakers fail in use at the rate of 0.04257 per month. (In other words, of all of the millions of coffeemakers in use, 4.257% can be expected to fail in any month.) The manufacturer warrants that a coffeemaker will last for 12 months of ordinary usage. What is the reliability of a coffeemaker?
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