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Mathematics
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OpenStudy (anonymous):
Urgent!! Please help? The weights of books on a library shelf are normally distributed with a mean of 3.6 pounds and a standard deviation of 0.7 pound. Approximately what percent of the books weigh more than 4 pounds? 11% 22% 28% 37%
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OpenStudy (anonymous):
@Hero i'm sorry, but can you help?
OpenStudy (anonymous):
@k142 can you help?
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