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

Related Mcqs:

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

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

2. 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

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

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

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. __________ deviation taken from A.M. is always equal to zero?

   A. Mean
   B. Sum
   C. Average
   D. 2.D.

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

   A. Quartile deviation
   B. Range
   C. Standard deviation
   D. Variance

10. The mean deviation of the values, 18, 12, 15, is_______________?

    A. 6
    B. Zero
    C. 3
    D. 2