Mathematics, 23.04.2021 21:30 xojade
The amount of time a certain brand of light bulb lasts is normally distributed with a
mean of 1800 hours and a standard deviation of 85 hours. Using the empirical rule,
what percentage of light bulbs last between 1630 hours and 1970 hours?
12 points
Answers: 2
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The amount of time a certain brand of light bulb lasts is normally distributed with a
mean of 1800...
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