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the number of pages in the books in a library follow a normal distribution if the mean number is 180 and the standard deviation is 30 paged what can you conclude
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the number of pages in the books in a library follow a normal distribution if the mean number is 180 and the standard deviation is 30 paged what can you conclude

User Kavinda Senarathne
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We can assume that 99.7% of all readers have read between 90 and 270 pages. This is because of the normal curve. 
User Sadhana
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User Webbyfox
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If I can read 30 paged in a hour. how long will it take for me to read 230 pages?
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