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The following table gives the literacy rate (in percentage) in 40 cities. Find the mean literacy rate, choosing a suitable method. Literacy rate (%) 45−55 55−65 65−75 75−85 85−95 Number of cities 4 11 12 9 4 |
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Answer» The following table gives the literacy rate (in percentage) in 40 cities. Find the mean literacy rate, choosing a suitable method.
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