Multiple Choice
The coefficient of variation cannot be meaningfully used to compare the variability of two or more sets of data, when
A) The standard deviation is zero for one or more sets of data
B) The standard deviation is 1 for one or more sets of data
C) The mean is zero for one or more sets of data
D) The mean is 1 for one or more sets of data
Correct Answer:

Verified
Correct Answer:
Verified
Q1: In order to compare two series we
Q2: Which of the following is a unit
Q3: If one of the regression coefficients is
Q5: Standard deviation is always computed from<br>A)Mean<br>B)Median<br>C)Mode<br>D)geometric mean
Q6: Following are the Relative measures of dispersion
Q7: Correlation analysis is a ..............................<br>A)Univariate analysis<br>B)Bivariate analysis<br>C)Multivariate
Q8: The mean deviation is minimum when deviations
Q9: The rank correlation coefficient was discovered by....................................<br>A)Fisher<br>B)Spearman<br>C)Karl
Q10: For a symmetrical distribution Q1=25, Q3=45, the
Q11: The degree of peaked ness or flatness