Teaching UGC NET Mock Test Series 2025 (Paper 1 & 2) Engineering Mathematics Probability and Statistics Regression Analysis
In the regression model ( y = a + bx) where x̅ = 2.50, y̅ = 5.50 and a = 1.50 (x̅ and y̅ denote mean of variables x and y and a is a constant), which one of the following values of parameter 'b' of the model is correct?
1
1.75
2
1.60
3
2.00
4
2.50