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…
CA Foundation · Quantitative Aptitude · MTP · September 2026
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
Suggested Answer and Working Notes:
Correct Answer: Option (B)
B. 7.5%
Topics: Part-C: Statistics
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