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The electrici...

Question

The electricity bills of 25 houses in a village in punjab for a period of 2 moths are given below
,8, 10, 12, 14, 15 ,16, 18, 20, 22, 24, 24 ,25, 27, 30 ,30, 36, 42 ,22, 45, 47, 50, 56.
find the range

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Solution

Out of all the given observations, lowest observation = 8 and highest observation = 56
Range = Highest observation – lowest observation
= 56 – 8
= 48

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