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In: Statistics and Probability

The physical plant at the main campus of a large state university recieves daily requests to...

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 63 and a standard deviation of 11. Using the 68-95-99.7 rule, what is the approximate percentage of lightbulb replacement requests numbering between 63 and 85?

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The approximate percentage of lightbulb replacement requests numbering between 63 and 85 is 47.72%

orchestra answered 2 years ago
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