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JEE MAIN 2025
04-04-2025 SHIFT-1
Question
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
Select the correct option:
A
$\frac{2}{{15}}$
B
$\frac{{28}}{{75}}$
C
$\frac{{11}}{{15}}$
D
$\frac{3}{5}$
✓ Correct! Well done.
✗ Incorrect. Try again or view the solution.
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Mathematics
Medium
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