What is the arithmeticmean of 28,30,32,34,36,38,40 ?

The arithmeticmean of 28,30,32,34,36,38,40 is 34

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arithmeticmean of 28,30,32,34,36,38,40

average

28, 30, 32, 34, 36, 38, 40

34

Solution steps

Compute the sum of the data set:

i = 1 \sum n a_{i} = 238

Compute the number of terms in the data set:

n = 7

Divide the sum by the number of terms and simplify:

34

= 34

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14 C 3

8, 6, 8, 7, 9

What is the arithmeticmean of 28,30,32,34,36,38,40 ?
The arithmeticmean of 28,30,32,34,36,38,40 is 34