Question
If Arithmetic mean and coefficient of variation of x are 10 and 40 respectively, then the variance of y = 10 – 2x is:
More Welfare Economics Questions
- The Union Budget 2026-27 noted that close to how many individuals have come out of multidimensional poverty in the last decade?
- The probability density function of a random variable X is f(x) = ( π /10) sin ( π x /5) ; 0 ≤ x ≤ 5. The first quartile of X is:
- Which option is WRONG?
- Question 4
- Which one is not non-probability sample method
- Question 6
- Which of the following is a sources of primary data?
- Two random variables X and Y are said to be independent if:
- The mode of the given data set is 12. The sum of the frequency on both sides of mode are 16. The skewness:
- For the cumulative distribution function the upper quartile point is
Hey! Ask a query
Please enter email id
The email must be a valid email address.
Please enter Mobile Number
Please enter valid Mobile Number
Please enter your Doubt
Think You're Ready for RBI Grade B?
RBI Grade B 2026 Phase 1 Memory Based Paper
- 200 Questions with Detailed Solutions
- Section-wise Coverage (GA, English, Quant & Reasoning)