Optimal Design

Reasons for Optimal Designs

Methods of Increasing Power

Homogeneity of Variance

Models

Linear Model

Effect Size

Variance of b

Design And Standard Error of Estimate

Design Strategies

Increasing the Variance of X

Unequal n

Linear Effects

Restricted Range of X

Reduced Relative Variance

Analyses to Avoid for Detecting Linear Effects

Categorical IVs

Main Point for Catogorical IV

Interactions

Optimal for Linear Interactions

To detect non linearity

Summary

Optimal Designs- Complex Experiments