If X̄ = 30, Ȳ = 40, b_xy = – 0.2 and b_yx = – 0.6, then the regression equation of Y on X will be –
The regression equation of Y on X is \(Y - \bar{Y} = b_{yx}(X - \bar{X})\). Substituting \(\bar{X} = 30, \bar{Y} = 40, b_{yx} = -0.6\) gives \(Y - 40 = -0.6(X - 30) \implies…
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If X̄ = 30, Ȳ = 40, b_xy = – 0.2 and b_yx = – 0.6, then the regression equation of Y on X will be –
Answer and explanation
Correct answer D
The regression equation of Y on X is . Substituting gives .
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RPSC Assistant Professor (College Education)