What is the arithmeticmean of 48,42,56,64,40,40,48,42,56,30,64,48,53 ?

The arithmeticmean of 48,42,56,64,40,40,48,42,56,30,64,48,53 is 48.53846…

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arithmeticmean of 48,42,56,64,40,40,48,42,56,30,64,48,53

average

48, 42, 56, 64, 40, 40, 48, 42, 56, 30, 64, 48, 53

48.53846 \dots

Solution steps

Compute the sum of the data set:

i = 1 \sum n a_{i} = 631

Compute the number of terms in the data set:

n = 13

Divide the sum by the number of terms and simplify:

48.53846 \dots

= 48.53846 \dots

90, 94, 53, 68, 79, 84, 87, 72, 70, 69, 65, 89, 85

6 C 2

7 c 2

57, 62, 84, 85, 88, 66, 59, 77, 78, 93

8 n C r 4

What is the arithmeticmean of 48,42,56,64,40,40,48,42,56,30,64,48,53 ?
The arithmeticmean of 48,42,56,64,40,40,48,42,56,30,64,48,53 is 48.53846…