Complete SAS Programming Guide - Learn SAS and Become a Data Ninja - Logistic Macro, Case Study – Part 2

What is the purpose of using the positional parameter in PROC LOGISTIC?

Explain the significance of the ampersand (&) in front of DEP and INVAR.

What does the EVAL macro function do in the context of this code?

Describe the process of how the scan function works in this code.

What is the role of the DO loop in the final part of the code?

How does the macro invocation work in this SAS code?

What are the parameters required when invoking the macro, and what do they represent?