Initial guesses for the secondary model of one factor
make_guess_factor(fit_data, sec_model, factor)
Tibble with the data used for the fit. It must have
one column with the observed growth rate (named mu
by default; can be
changed using the "formula" argument) and as many columns
as needed with the environmental factors.
character defining the secondary model equation according
to secondary_model_data()
character defining the environmental factor