Description

A study to determine the effectiveness of a new teaching method in Economics

Usage

Format

A data frame with 32 observations on the following 4 variables.

grade

1 = exam grades improved, 0 = not improved

psi

1 = student exposed to PSI (a new teach method), 0 = not exposed

tuce

a measure of ability when entering the class

gpa

grade point average

Source

Spector, L. and Mazzeo, M. (1980), "Probit Analysis and Economic Education", Journal of Economic Education, 11, 37 - 44.