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Question
The value of `sum_(i=1)^nx_i` is ______.
Options
`barx/2`
`2barX`
`nbarX`
`barX/n`
MCQ
Fill in the Blanks
Solution
The value of `sum_(i=1)^nx_i` is `underline(nbarX)`.
Explanation:-
`barX=(sum_(i=1)^nx_i)/n`
`thereforesum_(i=1)^nx_i=nbarX`
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