563MathematicsMedium
For two independent random variables X & Y, Var (x ± y)=________?
AVar (X)±
BVar(X) + Var (Y)
CZero
Correct answer
B. Var(X) + Var (Y)
Explanation
The correct answer is Var(X) + Var (Y).
Correct answer
B. Var(X) + Var (Y)
Explanation
The correct answer is Var(X) + Var (Y).
Which of the formula is used in chain indices: ________?
If u = 5 and S.D. = 2.5 then Binomial distribution are ________?
If r, between u = x and y = -x is ________?
Absolute sum of deviations is minimum from ________?
2nd Quartile = 5th Decile = 50th Percentile =?
The area under the normal distribution curve outside the interval of z=1 and z=3.09 is________?