Mathematics, 05.10.2021 09:50 Mw3spartan17
The amount of time a certain brand of light bulb lasts is normally distributed
with a mean of 1400 hours and a standard deviation of 50 hours. Using the
empirical rule, determine what interval of hours represents the lifespan of the
middle 68% of light bulbs.
Answers: 3
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The amount of time a certain brand of light bulb lasts is normally distributed
with a mean of 1400...
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