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Assume the hold time of callers to a cable company is normally distributed with a mean...

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Advance Math

Assume the hold time of callers to a cable company is normallydistributed with a mean of 4.9 minutes and a standard deviation of.9 minute. determine the percent of callers who are on hold for atleast 5.4 minutes

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4.5 Ratings (974 Votes)
we are givenmean 49standard deviation 09X 54we need to find at least 54 minutes so we find percent ofcallers less than 54 minutes and then subtract it to 100 to getthe percent of callers    See Answer
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