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Mathematics, 22.01.2022 23:30, spicee68003
The amount of time a certain brand of light bulb lasts is normally distributed with a mean of 1200 hours and a standard deviation of 100 hours. Using the empirical rule, what percentage of light bulbs last between 1100 hours and 1300 hours?
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Mathematics, 21.06.2019 21:10, linettepizarro1233
See attachment below and find the equivalent of tan(∠qsr)
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