Question: 20 3. (a) Find & given that Ex, = 226. iel 12 ( b ) Find y given that E(), -100) = 66 1= 1

20 3. (a) Find & given that Ex, = 226. iel 12 ( b ) Find y given that E(), -100) = 66 1= 1 4. The number of misprints on each page of the draft of a book containing 182 pages is summarized in the following table Number of 2 4 misprints Number of pages | 144 24 10 2 2 Find the mean number of misprints on a page

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