Question
For the distribution X: 1 0 1 P(x): 0.3 0.5 0.2 the third factorial moment is
More Welfare Economics Questions
- These seventh decile (D7) of data set 4, 3, 10, 9, 1 is
- For a distribution, the mean is 10, variance is 16, Y1 is +1 and β2 is 4. The distribution is:
- If Arithmetic mean and coefficient of variation of x are 10 and 40 respectively, then the variance of y = 10 – 2x is:
- The median of the following observations 10, 11, 9, 12, 10,10, 12, 10, 9,11 is:
- If xi | fi , i = 1,2,...n is a frequency distribution with standard deviation 15 and mean 30, the coefficient of variation will be equal to:
- For the frequency distribution of X number of grammatical mistakes per line is as follows. X: 0 2 4 P(x): 0.5 ...
- The average working hours per month of the staff aged over 50 years in a factory were 160 and that of the staff aged under 50 years were 210. The mean work...
- The maximum deposit permitted under Mahila Samman Savings Certificate (MSSC) is:
- Question 9
- 28 If r ₁₂ = +0.80, r13 = -0.40 and r23 = -0.56, then the square of multiple correlation coefficient (correct to four decimal places) R21.23 is equal to:
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)