Let the mean and variance of... | JEE Main 2026 | Statistics

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JEE MAIN 2026

21-01-2026 S1

Question

Let the mean and variance of 7 observations $2,4,10, x, 12,14, y, x>y$, be 8 and 16 respectively. Two numbers are chosen from $\{1,2,3, x-4, y, 5\}$ one after another without replacement, then the probability, that the smaller number among the two chosen numbers is less than 4 , is :

Select the correct option:

A

$\frac{3}{5}$

B

$\frac{4}{5}$

C

$\frac{2}{5}$

D

$\frac{1}{3}$

✓ Correct! Well done.

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