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

MCQOPTIONS

1.	The sum of two normally distributed random variables X and Y is
A.	always normally distributed
B.	normally distributed, only if X and Y are independent
C.	normally distributed, only if X and Y have the same standard deviation
D.	normally distributed, only if X and Y have the same mean
Answer» C. normally distributed, only if X and Y have the same standard deviation

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