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

Related Mcqs:

1. In normal distribution Q.D. ( quartile deviation)is equal to________?

   A. σ
   B. 0.7979 σ
   C. 0.6745 σ
   D. None of these

2. In a normal distribution quartile deviation is _______ (S.D.)?

   A. .2745
   B. .3789
   C. .79079
   D. .6745

3. Quartile deviation is not capable of manipulation______________?

   A. Easy
   B. mathematically
   C. Abjectly
   D. Algebraic

4. The lower and upper quartile of standard normal variation are respectively ?

   A. µ+0.6745σ and µ-0.6745σ
   B. -0.6745 and 0.6745
   C. -0.7979 and 0.7979
   D. -0.7979σ and 0.7979σ

5. Mean Deviation, Variance and Standard Deviation of the values 4, 4, 4, 4, 4, 4 is_________________?

   A. 4
   B. 8
   C. 2
   D. 12
   E. 0

6. If the standard deviation of the values 2, 4, 6, 8 is 2.58, then the standard deviation of the values 4, 6, 8, 10 is_______________?

   A. 0
   B. 2.58
   C. 5
   D. 4.66
   E. 2.33

7. The standard deviation is always _________ than mean deviation?

   A. Greater
   B. Less
   C. Equal
   D. None

8. If variance iv standard deviation is minimum if the deviation taken from______________?

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

9. If the standard deviation of the values 2,4,6,8 is 2.33, then the standard deviation of the values 4,6,8,10 is_____________?

   A. 0
   B. 2.58
   C. 4.66
   D. 2.33

10. Mean deviation, Variance and Standard Deviation of the values 4,4,4,4,4,4 is_______________?

    A. 4
    B. 8
    C. 2
    D. 0