This version works harder on the low end and high end of PfPR to make the values have good variance there.

pixel_four(pfpr, am, params, strategies)

Arguments

pfpr

A list of pfpr values.

am

A list of treatment values, the same length as pfpr.

params

either a list or data frame, to be used in a with-statement.

strategis

A list of functions to call to do parts of the work.

Value

a list with a member for each variable.