Question
If moment generating function of continuous random variable X is (λ /λ−t) ;t < λ, then E(X3) equals to:
More Welfare Economics Questions
- If the multiple correlation coefficient of X1 on X2 and X3 is zero, then:
- If the third quartile of the following data set 7,10,7,8,9 is 9.5, then the value of quartile deviation is:
- The memory-less property is followed by which of the following continuous distribution:
- The grouped data for the observations are Class: 1-3 3-5 5-7 Frequency: 2 1 2 ...
- For the frequency distribution of income (in lakh) of the employees in factory Class 1.5-2.5 2.5-3.5 ...
- For the production data Year: 1 2 3 4 5 6 Production: 25 ...
- For a random variable x, the central moments (µi) of all order exist. The square of (2j + 1)th moment (µ22j+1) is
- The square of normal variate with mean 0 and variance 1 follows:
- For a group of 100 students, the mean and standard deviation of scores were found to be 30 and 5 respectively. Later on it was discovered that the scores 3...
- If the sum of lower and upper qualities is 6 and quartile deviation is 1.5, then the value of coefficient of quartile deviation 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)