A. σ
B. 0.7979 σ
C. 0.6745 σ
D. None of these
Related Mcqs:
- In a normal distribution quartile deviation is _______ (S.D.)?
A. .2745
B. .3789
C. .79079
D. .6745 - The quartile deviation is ____ (S.D.) is normal dist?
A. .6734
B. .7879
C. .6745
D. .4567 - If the sampled population has a normal distribution, when is the sampling distribution of the sample mean X also a normal distribution ?
A. Only when the sample size is at least 100.
B. Only when the sample size is smaller than 30
C. Always
D. Only when the sample size is at least 30. - Quartile deviation is not capable of manipulation______________?
A. Easy
B. mathematically
C. Abjectly
D. Algebraic - 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 - Mean deviation of Normal Distribution is_____________?
A. 45σ
B. 34σ
C. 78σ
D. 23σ - 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 - If variance iv standard deviation is minimum if the deviation taken from______________?
A. Mode
B. Mean
C. Average
D. G.M. - 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 - Mean deviation, Variance and Standard Deviation of the values 4,4,4,4,4,4 is_______________?
A. 4
B. 8
C. 2
D. 0
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