Prove that the logistic regression equation, p = e α + β x 1 + e α + β x would give p = 0.50 , when α + β x = 0 , that is, x = − α β .

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Chapter 13, Problem 93CP

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Prove that the logistic regression equation, p=eα+βx1+eα+βx would give p=0.50, when α+βx=0, that is, x=−αβ.

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