After I input the following:
data = Table[{3 + i + RandomReal[{-3, 7}],
i + RandomReal[{-2, 5}]}, {i, 1, 20}];
model = LinearModelFit[data, x, x]
I got something weird:
(* FittedModel[-1.65238+<<19>>x] *)
Does anyone know what <<19>>x
means?
model[x]
;-) $\endgroup$data = SetPrecision[ Table[{3 + i + RandomReal[{-3, 7}], i + RandomReal[{-2, 5}]}, {i, 1, 20}], 200];
gets a similar result. $\endgroup$