Find the mean of the follow
ing 4,8 and 12
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Answer:
Given data is: 9,11,12,4,7.
We know, Mean is given by,
Mean=
Total number of elements
Sum of the elements
.
Here, number of observations =5.
⟹Mean=
5
9+11+12+4+7
=
5
43
=8.6.
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