Question

Rank correlation is used ________.

• A. only when the number of variables is smaller
• B. only when the rank is given
• C. to know the talent of the workers of two factories
• D. all of the above

Answer 1

The correct option is D all of the above

Rank correlation is used when the ranks are provided to the items or individuals that makes the comparison or measuring the relation between them easy and also when the number of variables is small.