Let sets A and B have 5...... | JEE Main 2023 | Mathematical

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JEE MAIN 2023

11-04-2023 S1

Question

Let sets A and B have 5 elements each. Let the mean of the elements in sets A and B be 5 and 8 respectively and the variance of the elements in sets A and B be 12 and 20 respectively A new set C of 10 elements is formed by subtracting 3 from each element of A and adding 2 to each element of B. Then the sum of the mean and variance of the elements of C is ________.

Select the correct option:

A

32

B

38

C

40

D

36

✓ Correct! Well done.

✗ Incorrect. Try again or view the solution.

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