Consider the following measures of central tendency for a set of N numbers : 1. Arithmetic mean 2. Geometric mean Which of the above uses/use all the data?

NDA 2021 Mathematics question

Consider the following measures of central tendency for a set of numbers : 1. Arithmetic mean 2. Geometric mean Which of the above uses/use all the data?

(A)1 only
(B)2 only
(C)Both 1 and 2Correct
(D)Neither 1 nor 2

Answer: (C)

Solution

The arithmetic mean is ; every observation enters the sum, so it uses all the data. The geometric mean is ; every

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Question ID VK-033592