How to Build a $3$D Road Network Multiple Linear Regression Model Using SAS Studio

Attributes: OSM$\_$ID$,$ Longitude, Latitude, Altitude In this project, build a multiple linear regression model for the data set. Your multiple linear regression model should include the following:

Step $1$:

A model built using the default model selection method $($none$).$

Take screenshots to demonstrate successful completion of your work. The screenshot should show the actions you took and the results you obtained. The screenshot should have the current date and time.

Step $2$:

A model built using any one of the model selection methods $($forward$,$ backward, or stepwise selection methods$)$ that you chose.