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Statistics & Probability

JEE Main level, single correct, medium

2 of 2

Question 2 of 2

The variance of the first 5 natural numbers ( $1, 2, 3, 4, 5$ ) is:

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Answer: (D) 2

Variance of first

n

natural numbers

= \frac{n^2 - 1}{12} = \frac{25 - 1}{12} = \frac{24}{12} = 2

JEE Main question paper PDF

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JEE Main 2025 Apr 2 Shift 1 question paper

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JEE Main Mathematics practice question on Statistics & Probability, with the answer and a step-by-step solution. Scan a question from your own book or paper to get a whiteboard video.

The variance of the first 5 natural numbers (1,2,3,4,51, 2, 3, 4, 51,2,3,4,5) is:

JEE Main question paper PDF

More Mathematics practice

The variance of the first 5 natural numbers ( $1, 2, 3, 4, 5$ ) is: