Hourly temperature recorded by weather bureau is the example of ___________?
Hourly temperature recorded by weather bureau is the example of ___________? A. Discrete variable B. Qualitative variableC. Continuous variable D. None of these
Hourly temperature recorded by weather bureau is the example of ___________? A. Discrete variable B. Qualitative variableC. Continuous variable D. None of these
Var (kY)= ____________? A. k Var (Y)B. k2 Var(Y) C. Var(Y) D. k2
For two independent random variables X & Y, Var (x ± y)=___________? A. Var(X) + Var (Y) B. Var(X) – Var (Y) C. Var (X)± D. Zero
Coefficient of variation (C.V) is given below:_________________? A. Mean/S.D. B. S.D./Mean x 100 C. Mean/S.D. x 100 D. S.D./Mean
If c is non-random variable, the E(C) is_______________? A. ZeroB. C C. 1 D. 2
What is the probability that a ball drawn at random from a jar ? A. 0.1 B. 1 C. 0.5 D. 0E. Cannot be determined from given information
Probability of occurrence of an event lies between______________? A. -1 and 0B. 0 and 1 C. -1 and 1 D. exactly 1
For a random variable X, E(X) is_______________? A. Harmonic MeanB. Geometric Mean (GM) C. Arithmetic Mean (AM) D. Non
For distribution Function F(X),F(-∞)=0 and F(∞)= ? A. 0 B. -1 C. 1D. Non of These
The distribution function F(X) is represent by_______________? A. P(X=x) B. P(X C. P(X>x)D. P(X≤x)