A generalization of the common logistic function is developed, incorporating a non-unit saturation level, a non-zero intercept, and a non-symmetric shape. The dependence of the three generalized ...

Timothy R. Miller, Judith A. Spray, Logistic Discriminant Function Analysis for DIF Identification of Polytomously Scored Items, Journal of Educational Measurement, Vol. 30, No. 2 (Summer, 1993), pp.

This article will cover the basic theory behind logistic regression, the types of logistic regression, when to use them and take you through a worked example.

How to Plot Logistic Growth in Excel. A variable undergoing logistic growth initially grows exponentially. After some time, the rate of growth decreases and the function levels off, forming a ...