Mechanical Engineering > Gate 2020 Set-2 > Probability

Contributed by: Dr. Sarah Chen

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The sum of two normally distributed random variables X and Y is

A

always normally distributed

B

normally distributed, only if X and Y have the same standard deviation

C

normally distributed, only if X and Y have the same mean

D

normally distributed, only if X and Y are independent

Check Answer

Explanation

Correct : b

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