P(µ – σ≤x≤µ + σ)=_________?

Related Mcqs:

1. The range of normal distribution lies between _________?

   A. -∞ to +∞
   B. 0 to ∞
   C. -∞ to 0
   D. None of these

2. In normal distribution Q1=_________?

   A. u + .6745 (S.D.)
   B. u – .7979 (S.D.)
   C. u + .6745 (S.D.)
   D. u – .6745 (S.D.)

3. In x = 2 _________ 6y the value of y are increasing by one unit then values of x are?

   A. Increasing by 6
   B. Decreasing by 6
   C. No change
   D. Non of these

4. A list of sampling _________ is called sampling frame?

   A. Point
   B. w.r.m
   C. w.o.r
   D. unit

5. Parameter is a _________ quantity?

   A. Constant
   B. Variable
   C. All of above
   D. Non of these

6. Arithmetic mean is _________ by change of origin and scale of measurement?

   A. Vary
   B. Negative
   C. Affected
   D. Not affected

7. We must arrange the data before calculating _________?

   A. Mean
   B. Median
   C. Mode
   D. G.M.

8. Which of the following is not based upon all the observations _________?

   A. A.M.
   B. G.M.
   C. H.M.
   D. Mode

9. There are _________ important bases of classification of data?

   A. Two
   B. Four
   C. Six
   D. Three

10. The process of systematic arrangement of data into rows and columns is called _________?

    A. Bar chart
    B. Classification
    C. Tabulation
    D. None of these