Coefficient of variation (C.V) is given below:_________________?

Related Mcqs:

1. 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%

2. 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

3. A chance variation in an observational process is_____________?

   A. Dispersion/ Variability
   B. Measurement error
   C. Random error
   D. Instrument error

4. _____________is used to compare the variation or dispersion in two or more sets of data even though they are measured in different units?

   A. Range
   B. Standard Deviation
   C. Coefficient of Variation
   D. Mean Deviation

5. 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

6. The Coefficient of Skewness is always zero for ____________ distribution?

   A. Symmetrical
   B. Skewed
   C. All of above
   D. None of these

7. Quartile Coefficient of skewness lies between______________?

   A. 0 and 1
   B. -1 and +1
   C. -1 and 0
   D. None of these

8. Correlation coefficient lies between__________________?

   A. 0 ≤ r ≤ 1
   B. 0 ≤ r ≤ -1
   C. -1 ≤ r ≤ 1
   D. 1 ≤ r ≤ 0

9. Correlation coefficient is ___________ with respect to x and y?

   A. +vely
   B. Non-normal
   C. Symmetrical
   D. Skewed

10. Correlation coefficient is__________?

    A. Absolute measure
    B. Relative measure 
    C. Both a and b
    D. None of the above

    Submitted by: Nimra Shaheen