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
Related Mcqs:
- The quartile deviation is ____ (S.D.) is normal dist?
A. .6734
B. .7879
C. .6745
D. .4567 - In normal distribution Q.D. ( quartile deviation)is equal to________?
A. σ
B. 0.7979 σ
C. 0.6745 σ
D. None of these - In a normal distribution quartile deviation is _______ (S.D.)?
A. .2745
B. .3789
C. .79079
D. .6745 - Quartile Coefficient of skewness lies between______________?
A. 0 and 1
B. -1 and +1
C. -1 and 0
D. None of these - 2nd Quartile = 5th Decile = 50th Percentile = ?
A. Mode
B. Median
C. Mean
D. Geometric Mean
E. Harmonic Mean - Quartile deviation is not capable of manipulation______________?
A. Easy
B. mathematically
C. Abjectly
D. Algebraic - Third quartile = Q3 = ____________?
A. P33
B. D3
C. Median
D. None of these - The mean of a distribution is 14 and the standard deviation is 5. What is the value of the coefficient of variation ?
A. 60.4%
B. 48.3%
C. 35.7%
D. 27.8% - If mean is 25 and standard deviation is 5 then C.V (Coefficient of variation) is_______________?
A. 100%
B. 25%
C. 20%
D. None of these - Class interval size is the different between the upper and lower class_________ of a class?
A. Boundary
B. Limits
C. Marks
D. Class Interval