Question
The value of k so that following is probability mass function X: -2 -1 0 1 2 3 P(X=x):2k 3k 4k 3k 2k k is
More Welfare Economics Questions
- A random sample of 100 ball bearings selected from a shipment of 2000 ball bearing has an average diameter of 0.354 inches with standard deviation 0.048 in...
- At a reservation counter. passengers are arriving for booking the tickets in a Poisson fashion with mean rate 60 per hour. The kurtosis of the inter-arriva...
- If moment generating function of discrete random variable X is (q + pet )n , then E(X2) equals to
- Which one is not basis of classification of data.
- If the population kurtosis of the observations 16,12,6,2,4,10 is 1.7414, then population kurtosis of the 8,6,3,1,2,5 is
- Question 6
- By the method of moving averages, the seasonal index for four quarters equals to:
- If Arithmetic mean and coefficient of variation of x are 10 and 40 respectively, then the variance of y = 10 – 2x is:
- For the ANOVA which option is wro1ng?
- If Laspeyres price index of a commodity is 208 and Passche's price index of the same commodity is 52, the value of Fisher index number will be:
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)