Q 4] If 5 is subtracted from each observation of some certain item then its co-efficient of variation is 10 - Economics - Measures of Dispersion

Question

Q 4] If 5 is subtracted from each observation of some certain item
then its co-efficient of variation is 10 % and if 5 is added to
each item then its coefficient of variation is 6 % Find original
coefficient of variation
(a) 8 %
(b) 7 5 %
(c) 4 %
(d) None of these

Mehak Garg · Accepted Answer

Q.4] If 5 is subtracted from each observation of some certain item then its co-efficient of variation is 10 % and if 5 is added to each item then its coefficient of variation is 6 %. Find original coefficient of variation. (a) 8 % (b) 7.5 % (c) 4 % (d) None of these

Q.4] If 5 is subtracted from each observation of some certain item then its co-efficient of variation is 10 % and if 5 is added to each item then its coefficient of variation is 6 %. Find original coefficient of variation.
(a) 8 %
(b) 7.5 %
(c) 4 %
(d) None of these