This book helps students learn to analyze and interpret research data using SPSS 15.0 by demonstrating how to produce a variety of statistics reviewed in intermediate statistics courses. The new edition features SPSS 15.0, but the book can also be used with earlier or future versions of SPSS. Each chapter introduces several related statistics and provides instructions on how to run them and interpret the outputs. Each statistic is described in a user-friendly, nontechnical manner. The book reviews research designs and how to assess the reliability and validity of data. The authors demonstrate how to choose the appropriate statistic based on the research design, use SPSS to answer research questions, and interpret and write about SPSS outputs.
Statistics in Plain English, 2/e provides a brief, simple overview of statistics to help readers gain a better understanding of how statistics work and how to interpret them correctly. It presents brief explanations of statistical concepts and techniques in simple, everyday language. Each self-contained chapter consists of three sections. The first describes the statistic, including how it is used and what information it provides. The second section reviews how it works, how to calculate the formula, the strengths and weaknesses of the technique, and the conditions needed for its use. The final section provides examples that use and interpret the statistic. A glossary of terms and symbols is also included.

The Web is all about innovation, and Firefox sets the pace with dozens of new features to deliver a faster, more secure and customizable Web browsing experience for all.

This book is essential reading for anyone wanting to protect Internet-connected computers from unauthorized access. Coverage includes TCP/IP, setting up firewalls, testing and maintaining firewalls, and much more. All of the major important firewall products are covered including Microsoft Internet Security and Acceleration Server (ISA), ISS BlackICE, Symantec Firewall, Check Point NG, and PIX Firewall. Firewall configuration strategies and techniques are covered in depth. The book answers questions about firewalls, from How do I make Web/HTTP work through my firewall? To What is a DMZ, and why do I want one? And What are some common attacks, and how can I protect my system against them?
The Internet's explosive growth over the last decade has forced IT professionals to work even harder to secure the private networks connected to itfrom erecting firewalls that keep out malicious intruders to building virtual private networks (VPNs) that permit protected, fully encrypted communications over the Internet's vulnerable public infrastructure.

For those who held on to Windows XP and skipped Vista, Migrating from Windows XP to Windows 7 demonstrates how to update the OS with ease. Instructor David Rivers takes a step-by-step approach to transferring files, saving settings, and determining the best data migration option for any system. David has organized the course around three key tasks: pre-installation to complete on an XP machine; the actual installation of Windows 7; and post-installation, to get any remaining files in place and ensure the hardware is connected. Along the way, he offers tips and tricks for a smooth transition from Windows XP to Windows 7.