(I If Two Sets of Data Are in Different Units

Multiple Choice

(i. If two sets of data are in different units, we can compare the dispersion by using coefficient of variation. (ii) A study is made of the commissions paid to furniture salespersons. If the variance is computed, it would be measured in dollars squared.
(iii) The coefficient of skewness is a measure of relative dispersion.

A) (i) , (ii) and (iii) are all correct statements
B) (i) and (ii) are correct statements but not (iii) .
C) (i) and (iii) are correct statements but not (ii) .
D) (ii) and (iii) are correct statements, but not (i) .
E) (i) , (ii) and (iii) are all false statements.