Computing...

Input interpretation:

fit | data | {20.9, 23.2, 26.2, 26.4, 16.3, -12.2, -60.6, -128.9}\nmodel | polynomial of degree 3 or less


Least-squares best fit:

-0.834596 x^3 + 5.02359 x^2 - 5.75372 x + 21.9071


Fit diagnostics:

AIC | BIC | R^2 | adjusted R^2\n37.098 | 37.4952 | 0.999483 | 0.999094


Plot of the residuals:

Frame

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