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Mathematics, 29.10.2019 22:31 fredo99
The physical plant at the main campus of a large state university recieves daily requests to replace florecent lightbulbs. the distribution of the number of daily requests is bell-shaped and has a mean of 41 and a standard deviation of 9. using the 68-95-99.7 rule, what is the approximate percentage of lightbulb replacement requests numbering between 41 and 59? (round your answer to the nearest tenth of a percent)
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