1. Nos. is a ____ for measuring changes in a variable or a group of related variables?

Related Mcqs:

1. If 10% is added to each value of variable, the geometric mean of new variable is added by_______________?

   A. 5%
   B. 10%
   C. No Change
   D. 110%
   E. 90%

2. Let Z1,Z2,….Zn be independent and identically distributedrandom variable, satisfying E[ι Zt ι]<∞. Let N be an integer valued random variable whose value n depends only on the values of the first n Z¡'s. Suppose E(N)< ∞, then E(Z1,Z2,….Zn)=E(N)E(Z) is called ?

   A. Independence Equation
   B. Sequential Probability Likelihood Equation
   C. Neyman Pearson Lemma
   D. Wald’s Equation

3. 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

4. In correlation, both variables are______________?

   A. Random
   B. Fixed
   C. Non-random
   D. Experimental

5. Consumer price Index Number also called _________ is designed to measure changes?

   A. Cost Living Index number
   B. Whole Sale Index number
   C. weighted Index Number
   D. Consumer Index Number

6. Single number which shows ___________ changes in a phenomenon is called an Index Number?

   A. Overall
   B. Same
   C. Variation
   D. Capable

7. The S.D. and variance are ____ of origine?

   A. Multiplied
   B. Variance
   C. Change
   D. Independent

8. Mean is relatively ____ measure?

   A. Stable
   B. manipulation
   C. Change
   D. Group

9. The quartile deviation is ____ (S.D.) is normal dist?

   A. .6734
   B. .7879
   C. .6745
   D. .4567

10. Every distribution tends to ____ distribution?

    A. Small
    B. ∞
    C. Large
    D. Finite