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SAS® Viya® Platform Programming Documentation

|PDF

Welcome to SAS Programming Documentation
What's New
Learning SAS Viya Platform Programming
Syntax Quick Links
Python Programming
Advanced Analytics
- Machine Learning
- Econometrics
  - SAS Econometrics
  - SAS/ETS
    - SAS/ETS User's Guide
- SAS Enterprise Miner: High-Performance Procedures
- Forecasting
- IML (Interactive Matrix Language)
- Optimization and Simulation
- Quality Control
- Statistics
- SAS Visual Analytics Programming Guide
- Text Analytics
Data Access
Cloud Analytic Services
SAS Language Reference
Migrating to UTF-8
Example Data Sets
SAS Code Debugging
Output and Graphics
In-Database Processing
Security and Administration
SAS Servers
Using the batch Plug-In for the SAS Viya CLI
Accessibility on the SAS Viya Platform
SAS Data Quality
SAS Job Execution Web Application Doc Link
SAS Job Execution Web Application
SAS Data and AI Studio
SAS Visual Analytics
SAS Viya Platform: Administration
SAS Viya Platform Operations
Other Resources

SAS/ETS User's Guide

COUNTREG Procedure

Getting Started

Examples: COUNTREG Procedure

Subsections:

11.1 Basic Models
11.2 ZIP and ZINB Models for Data That Exhibit Extra Zeros
11.3 Variable Selection
11.4 Spatial Effects

Last updated: June 19, 2025

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