Econometrica, Vol. 35, No. 3/4 (Jul. - Oct., 1967), pp. 447-471 (25 pages) ...

A simple approximate formula for sample sizes for detecting a linear trend in proportions is derived. The formulas for both the uncorrected and corrected Cochran-Armitage test are given.

Formulate linear and integer programming problems for solving commonly encountered optimization problems. Understand how approximation algorithms compute solutions that are guaranteed to be within ...