Q9 of 25 Page 332

The following table gives the literacy rate (in percentage) of 35 cities. Find the mean literacy rate.

Let’s find mean of the data using direct method as data given have smaller values.

First, construct a table for ease of calculation.



Mean is given by



⇒ Mean = 2430/35


⇒ Mean = 69.429


Or approximately, mean = 69.43


Thus, mean literacy rate is 69.43%.


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