UNIX, Linux, Statistics

This tutorial introduces you to more Perl language features.

After completing this tutorial, you will be able to:

• understand how to use more advanced Perl data types, complex control structures, and advanced I/O facilities
• understand how to write functions so as to make your Perl programs modular
• understand how to have your programs interact with the operating system

Prerequisites: Familiarity with a programming language; UNIX experience; familiarity with a text editor such as vi, Emacs, or Pico; Introductory Perl (Course 4080) or equivalent experience

Combining elements of C, shell scripts, as well as various text-processing utilities such as sed and awk, Perl is one of the most powerful programming languages. This tutorial will introduce you to the syntax and features of Perl.

After completing this tutorial, you will be able to:

• understand how to use Perl data types, control structures, and I/O facilities
• understand how to use some of the special features of Perl such as regular expressions
• write basic Perl scripts

Prerequisites: Familiarity with a programming language; UNIX experience; familiarity with a text editor such as vi, Emacs, or Pico

Long favored in higher education, UNIX is also one of the most popular operating systems in the scientific and business communities. It is available to all students, faculty, and staff on the ACS cluster, the Office of Information Technology's open-access computing platform, as well as on many Sun, SGI, DEC, and IBM computers on campus. This introductory tutorial is for those with little or no UNIX experience and introduces you to basic concepts and operations that will prepare you for other UNIX tutorials.

After completing this tutorial, you will be able to:

• log on to a UNIX machine from an X terminal or PC running an X Windows emulator
• view, print, copy, rename, and remove files
• modify UNIX file permissions
• create directories to organize your files
• use basic commands in Emacs to create and modify text files
• read UNIX man pages and access Web-based help information

SAS (Statistical Analysis System) is one of the most powerful statistical packages available on any computer platform. This tutorial will introduce you to SAS on ACS.

After completing this tutorial, you will be able to:

• access SAS on ACS on campus and remotely via Windows
• create, edit, and save program files containing SAS commands
• obtain printed output
• create, run, and modify your own programs

Prerequisite: "Getting Started With UNIX" or Basic UNIX experience

SPSS (Statistical Package for the Social Sciences) is a widely used program for analyzing data. SPSS uses windows and dialog boxes to manipulate data and perform statistical analyses. This hands-on tutorial will introduce you to the basics of SPSS and will give you one hours' practice using SPSS on ACS.

After completing this tutorial, you will be able to:

• enter data into SPSS
• use SPSS to transform data
• use SPSS to perform basic statistical analyses