def f_test(ndata, nvars, chisquare, chisquare0, nfix=1): """return the F-test value for the following input values: f = f_test(ndata, nparams, chisquare, chisquare0, nfix=1) nfix = the number of fixed parameters. """ return f_compare(ndata, nvars, chisquare, chisquare0, nfix=1)