Regression estimate (integrated) Calculator

Calculates a estimate of x or y from the data table by selected regression and draws the chart. (i.e. Linear, Logarithmic, e-Exponential, ab-Exponential, Power, Inverse and Quadratic regression)

 （input by clicking each cell in the table below）
data
select:
 Linear regression Logarithmic regression e-Exponential regression ab-Exponential regression Power regression Inverse regression Quadratic regression
estimate:
 x y =
 6dgt10dgt14dgt18dgt22dgt26dgt30dgt34dgt38dgt42dgt46dgt50dgt
 Guidelines for interpreting correlation coefficient r :　　0.7＜|r|≦1        strong correlation　　0.4＜|r|＜0.7     moderate correlation　　0.2＜|r|＜0.4     weak correlation　　0≦|r|＜0.2         no correlation$\normal\ Regression\vspace{10}\\(1)\ Linear:\hspace{75} y=A+Bx\\[10](2)\ Logarithmic:\hspace{30} y=A+B\ln (x)\\[10](3)\ e-Exponential:\hspace{10} y=Ae^{Bx}\\[10](4)\ ab-Exponential:\ y=AB^{x}\\[10](5)\ Power:\hspace{78} y=Ax^{B}\\[10](6)\ Inverse:\hspace{73} y=A+{\frac{B}{x}}\\[10](7)\ Quadratic:\hspace{50} y=A+Bx+Cx^2\\[10]$

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