Probability Part 3

Section: Mathematics

Question : 15 of 26

Marks: +1, -0

A box contains 10 pens of which 3 are defective. A sample of 2 pens is drawn at random and let X denote the number of defective pens. Then the variance of X is

[4 Apr 2025 Shift 1]

‌
11
15
‌
2
15
‌
28
75
‌
3
5

Validate

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