For the given scores \(\overline{X}\) = 12 and Σxi = 192, then n = 

A) 12 

B) 15.8 

C) 16 

D) 18

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2 Answers

Correct option is (C) 16

\(\overline X=\frac{\sum x_i}n\)

\(\Rightarrow\) \(n=\frac{\sum x_i}{\overline X}\)

\(=\frac{192}{12}\) = 16

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Correct option is  C) 16

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