BD Merit - Freelancing, BCS, Bank, Primary, Admission, NTRCA

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1.

A. $\frac{Σ {(x i - x)}^{2}}{n - 1}$
B. $\frac{Σ {(x i - x)}^{2}}{n - 1}$
C. $\frac{Σ {(x i - x)}^{2}}{n - 1}$
D. $\frac{Σ {(x i - x)}^{2}}{n - 1}$

Answer: Option D

Explanation:

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