How To Determine The Least Squares Regression Line In Statcrunch. The output will show your regression analysis. It works by making the total of the square of the errors as small as possible (that is why it is called least squares):

1) produce a scatterplot in statcrunch as directed. On the bottom, press next to see any graphics. If necessary, enter the explanatory variable in column var1 and the response variable in column var2.

How To Find The Least Squares Regression Line In Statcrunch. Here for example, if we wanted the line reported in 𝑦𝑦 = 𝑚𝑚𝑚𝑚+ 𝑏𝑏 form rounded to 3 decimals, we would write: The mean value is 82.7.

Use the given data to find the equation of the regression line. Select save residuals (optional) and press next. When calculating least squares regressions by hand, the first step is to find the means of the dependent and independent variables.