Question
For the variables X and Y, we collect 4 observations with ∑ X = 10,∑ Y = 14,∑ X2 = 30,∑ Y2 = 54,∑ XY = 31 The regression line y on x is
More Welfare Economics Questions
- For the frequency distribution of income (in lakh) of the employees in factory Class 1.5-2.5 2.5-3.5 ...
- The problem of statistics is given in two sections of same standard. The odds against for section X to solve the problem are 4:3 and odds in favor to secti...
- Which of the following is an example of using a sample to make inference about a population?
- X and Y are independent normal variables with mean 50 and 80 respectively and standard deviation as 4 and 3 respectively. What is the distribution of X+Y...
- The six decile (D6 ) of 5, 3, 2, 6, 8, 4 is:
- The second quartile for the following data 38, 39, 40, 52, 59, 67, 73, 77, 149, 248 is:
- For the price -quantity chart the Laspeyres price index for current year is
- If moment generating function of discrete random variable X is (q + pet )n , then E(X2) equals to
- If A,B and C are arbitrary events, then P(A ∩ B ∩ C) equals to:
- For the two variables X and Y, the following observations are tabulated X: 3 4 4 Y: 2 1 ...
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)