## Multiple Methods Fit and Plot: Data Entry

Enter in the below left hand side column of boxes your data
*x*_{i} and in the right hand side column of boxes
enter the corresponding *y*_{i}.
(Blank pairs will be ignored.)
By default this page determines a "best" *line* that goes close to
your data points: *y*_{i} = *a* + *b* *x*_{i} .
However, by switching the selections in the below equation, you can
switch the form of the equation.