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Econometrics

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Moderate

Multiplication of a Summation Operator by a Constant

EMETRC-LEXEXY

Suppose $z = \cfrac{1}{n}\sum_{i=1}^{n} 5$.

Solve for $z$.

A

$z = \cfrac{5}{n}$

B

$z = 5$

C

$z = 5n$

D

$z=\cfrac{5}{n^2}$

E

$z=\cfrac{1}{n}(5+n)$