The weighted arithmetic mean formula is: MCQ with Answer and Explanation

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The weighted arithmetic mean formula is:

A. Σwx / n

B. Σwx / Σw

C. Σw / Σwx

D. Σx / Σw

Answer: Option B

Solution (By JKExamLibrary)

Weighted mean = Σ(w_i × x_i) / Σ w_i.

This question belongs to: Accountancy and Statistics Statistics

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B. -0.2

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Correct Answer: Option C

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Which of the following is NOT a feature of the Wholesale Price Index (WPI) in India?

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