plot_var_app: Plots diagnostic plots of subject/item variance.
Description
plot_var_app calculates and plots within-subject/item standard deviation,
along with standardized by-subject/item means for a given interest area, within
a given time window.
Usage
plot_var_app(data)
Arguments
data
A data table object output by either bin_prop.
transform_to_elogit, or create_binomial.