Weight Loss Data

Description

Contrived data on weight loss and self esteem over three months, for three groups of individuals: Control, Diet and Diet + Exercise. The data constitute a double-multivariate design.

Usage

WeightLoss

Format

A data frame with 34 observations on the following 7 variables.

group

a factor with levels Control Diet DietEx.

wl1

Weight loss at 1 month

wl2

Weight loss at 2 months

wl3

Weight loss at 3 months

se1

Self esteem at 1 month

se2

Self esteem at 2 months

se3

Self esteem at 3 months

Details

Helmert contrasts are assigned to group, comparing Control vs. (Diet DietEx) and Diet vs. DietEx.

Source

Originally taken from http://www.csun.edu/~ata20315/psy524/main.htm, but modified slightly. Courtesy of Michael Friendly.