Search the site...

SASCRUNCH TRAINING
  • Home
  • Member's Area
  • How to Start
  • SAS Interface
  • Creating a Data Set
  • Practical SAS Training Course
  • SAS Certified Specialist Training Program
  • Proc SQL Course
  • Introduction to Time Series Analysis
  • SAS Project Training Course
  • Full Training / Membership
  • Sign up
  • About us
  • Contact us
  • Home
  • Member's Area
  • How to Start
  • SAS Interface
  • Creating a Data Set
  • Practical SAS Training Course
  • SAS Certified Specialist Training Program
  • Proc SQL Course
  • Introduction to Time Series Analysis
  • SAS Project Training Course
  • Full Training / Membership
  • Sign up
  • About us
  • Contact us
Sentry Page Protection
Please Wait...
Processing BY Groups
(SBS Module 13)

The (first.variable) and (last.variable) are two temporary variables created in the PDV.

They are used to identify the first and last observation in each BY group.

In this module, you will learn:
  • How the (first.variable) and (last.variable) are created.
  • How to identify the first and last observation within each BY group.
  • How to perform cumulative summation over BY groups.
Processing BY Groups
  • Module [1-3]
  • Module [2-3]
  • Module [3-3]
  • Module Summary
  • Exam Question
  • Coding Exercises
Let's get it started
Already a member? Go to member's area.