Question 64

The difference between the mean and median of the data 66, 59, 68, 65, 62, 59, 58, 56, 63, 65 is:

Solution

Data in ascending order : 56, 58, 59, 59, 62, 63, 65, 65, 66, 68

Median = $$\frac{62+63}{2}=62.5$$

Mean = $$\frac{56+58+59+59+62+63+65+65+66+68}{10}=62.1$$

=> Difference = $$62.5-62.1=0.4$$

=> Ans - (A)

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