The coefficient of rank correlation of marks obtained by 10 students in English and Economics was found to be 0.5. It was later discovered that the…
CA Foundation · Quantitative Aptitude · MTP · September 2026
The coefficient of rank correlation of marks obtained by 10 students in English and Economics was found to be 0.5. It was later discovered that the difference in ranks in the two subjects obtained by one student was wrongly taken as 3 instead of 7. The correct coefficient of rank correlation is:
Suggested Answer and Working Notes:
Correct Answer: Option (B)
B. 0.26
Topics: Part-C: Statistics
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