The sum of the squares of differences in ranks of marks obtained in Physics and Chemistry by 10 students in a test is 150, then the coefficient of…
CA Foundation · Quantitative Aptitude · MTP · September 2024
The sum of the squares of differences in ranks of marks obtained in Physics and Chemistry by 10 students in a test is 150, then the coefficient of rank correlation by:
Suggested Answer and Working Notes:
Correct Answer: Option (B)
B. 0.091
Topics: Part-C: Statistics
Related Questions in this Topic
- If P(A) = 1 / 2 , P(B) = 1 / 3 and P(A ∩ B) = 1 / 4 , then the value of P(A ∪ B) is:
- A card is drawn from each of two well-shuffled packs of cards. The probability that at least one of them is an ace is
- A variable is known to be ______ if it can assume any value from a given interval.
- When the data are classified in respect of successive time points, they are known as ______
- The appropriate measure of dispersion for open-end classification is