Experiment 1: Effect of Speed Type
A general linear model takes the form:
$$SD \sim \beta_0 + speed + type + speed \times type$$
where $speed$ is a continuous independent variable in units of octaves, and $type$ is coded as a categorical independent variable.
EXP1stats.R performs the following statistical analyses:
Confirm the normality of the data
Generate the general linear model
Perform a two-...