Fitting straight line - Curve fitting calculator

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Home > Statistical Methods calculators > Fitting straight line - Curve fitting calculator

Method and examples

Fitting straight line - Curve fitting (Method of Least Squares)

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Calculate Fitting straight line - Curve fitting using Least square method
x 5 4 3 2 1
y 1 2 3 4 5
Calculate Fitting straight line - Curve fitting using Least square method
x 3 5 7 9 11
y 2.3 2.6 2.8 3.2 3.5
Calculate Fitting straight line - Curve fitting using Least square method
x 1996 1997 1998 1999 2000
y 40 50 62 58 60
Calculate Fitting straight line - Curve fitting using Least square method
x 1992 1993 1994 1995 1996 1997 1998 1999
y 38 40 65 72 69 60 87 95
Calculate Fitting second degree parabola - Curve fitting using Least square method
x 12 10 8 6 4 2
y 6 5 4 3 2 1
Calculate Fitting cubic equation - Curve fitting using Least square method
x 12 10 8 6 4 2
y 6 5 4 3 2 1
Calculate Fitting second degree parabola - Curve fitting using Least square method
x 1991 1992 1993 1994 1995 1996 1997 1998 1999
y 2 6 7 8 10 11 11 10 9
Calculate Fitting second degree parabola - Curve fitting using Least square method
x 1995 1996 1997 1998 1999 2000
y 10 12 18 15 13 16
Calculate Fitting exponential equation (y=ae^bx) - Curve fitting using Least square method
x 0 0.5 1 1.5 2 2.5
y 0.10 0.45 2.15 9.15 40.35 180.75
Calculate Fitting exponential equation (y=ab^x) - Curve fitting using Least square method
x 0 1 2 3 4 5 6 7
y 10 21 35 59 92 200 400 610
Calculate Fitting exponential equation (y=ax^b) - Curve fitting using Least square method
x 2 3 4 5
y 27.8 62.1 110 161

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