if x bar is the arithmetic mean of n observations x1,x2,x3,.....,xn,then find the value of (x1-xbar)+(x2-xbar)+(xn-xbar)
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Answer:
The answer is 0.
Step-by-step explanation:
Given is the arithmetic mean of n observations .
we have to find the value of
Now,
⇒ → (1)
We have to find the value of
Using (1), we get
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