Mean deviation is equal to 4/5 of the _________ manipulation?

Related Mcqs:

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

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

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

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

3. 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

4. Random samples of size 17 are from a population that has 200 elements, a mean of 36, and a standard deviation of 8. which of the following best describes the from of the sampling distribution of the sample mean for this situation ?

   A. Approximately normal because the sample size is small relative to the population size
   B. Approximately normal because of the central limit theorem
   C. Exactly
   D. None of these alternatives is correct

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

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

6. 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

7. 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

8. If y = bx + a the mean deviation of y is_____________?

   A. S.D. of y
   B. var (x)
   C. S.D. of x
   D. M.D.of x

9. Mean deviation is always ________________?

   A. Equal to S.D.
   B. More than S.D.
   C. Less than S.D.
   D. Negative

10. The sum of powers of deviation from mean is zero is called __________?

    A. Mean
    B. Lack
    C. Normal
    D. Skewed