Find the mean of the list of data.
11, 13, 15, 15, 13, 11
A) 14
B) 12
C) 15
D) 11
E) 13

Name: Find the mean of the list of data. 11, 13, 15, 15, 13, 11 A) 14 B) 12 C) 15 D) 11 E) 13
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Question

Quizplus · Accepted Answer

To find the mean of the list, we add up all the numbers and divide by the total number of items in the list. 
11 + 13 + 15 + 15 + 13 + 11 = 78 
There are 6 items in the list, so:
78 ÷ 6 = 13 
Therefore, the mean of the list is 13.

Find the Mean of the List of Data