What is the arithmeticmean of 7,4,8,3,9,2,12 ?

The arithmeticmean of 7,4,8,3,9,2,12 is 6.42857…

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arithmeticmean of 7,4,8,3,9,2,12

average

7, 4, 8, 3, 9, 2, 12

6.42857 \dots

Solution steps

Compute the sum of the data set:

i = 1 \sum n a_{i} = 45

Compute the number of terms in the data set:

n = 7

Divide the sum by the number of terms and simplify:

6.42857 \dots

= 6.42857 \dots

1, 2, 4

12 C 11

c (13, 8)

7 p 3

940, 955, 965, 975, 980, 985, 999, 1000, 1119, 1247

What is the arithmeticmean of 7,4,8,3,9,2,12 ?
The arithmeticmean of 7,4,8,3,9,2,12 is 6.42857…