684MathematicsMedium
If a and b are two constants, then Var(a+bX) is________?
Ab2Var(X)
Ba±bVar(X)
C(a±b)Var(X)
D±bVar(X)
EVar(a)±Var(X)
Correct answer
A. b2Var(X)
Explanation
The correct answer is b2Var(X).
Correct answer
A. b2Var(X)
Explanation
The correct answer is b2Var(X).
If the third moment about mean is zero then distribution is________?
Mean is relatively ____ measure?
If a distribution is abnormally tall and peaked, then is can be said that the distribution is________?
Volume index in Marshall is ________?
If Ho is stated as Q = Qo< the alternate hypothesis in general stated________?
The value maximum ordinate of a standard normal curve at Z = 0 is:________?