Practicing Success

Target Exam

CUET

Subject

-- Mathematics - Section B2

Chapter

Probability Distributions

Question:

A sample consists of four observations 1, 3, 5, 7. Then its variance is:

Options:

4

$\frac{20}{3}$

5

3

Correct Answer:

$\frac{20}{3}$

Explanation:

The correct answer is Option (2) → $\frac{20}{3}$