Mathematics, 05.05.2020 13:49 nayelidlc2
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 75 hours. What is the probability that a randomly chosen light bulb will last less than 1380 hours, to the nearest thousandth?
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The amount of time a certain brand of light bulb lasts is normally distributed with a mean of 1400 h...
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