Mathematics, 18.08.2021 17:40 rjennis002
e lifetimes of lightbulbs of a particular type are normally distributed with a mean of290 hours and astandard deviation of6 hours. What percentage of the bulbs have lifetimes that lie within 1 standarddeviation to either side of the mean
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e lifetimes of lightbulbs of a particular type are normally distributed with a mean of290 hours and...
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