Least squares regression description

This application allows you to calculate the straight line of ordinary least squares regression (OLS) in samples of small size.

After each value press the enter button . To get the results, press the enter button with an empty value.

Use the C button to clear the value that you are entering at the moment. If you press C again, the last value or pair of values which has already been entered it will be deleted.

Press the N button to begin to introduce a new sample.

Press the GRAPHIC button to get the graphic of OLS.

Press the data button to enter data.