GATE Electrical Engineering (EE) 2023 Solved Paper

Question : 35 of 65

Marks: +1, -0

Three points in the x-y plane are (-1, 0.8), (0, 2.2) and (1, 2.8). The value of the slope of the best fit straight line in the least square sense is ____________ (Round off to 2 decimal places).