Generate data needed to plot cosinor trace line.
kronos_predict(fit, period, time, factors, verbose = verbose)
A model fit
A numeric. The length of a period, in the same format as the time
parameter.
A string. Should be the column name containing the time values.
A vector. The names of the independent variables.
A boolean. Toggles whether to print diagnostic information while running. Useful for debugging errors on large data sets.