Question

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The following table shows the frequency table of literacy rate (in percentage) of
35 cities. Find the mean literacy rate by assumed mean method :
Literacy rate (in percentage) 45 – 55 55 – 65 65 – 75 75 – 85 85 - 95
Number of cities
3 | 10 | 11 8 3
Take 70 as the assumed mean. Find mean up to two places of decimal.​

Answer 1

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