Getting Started with the SAS Power and Sample Size by The SAS Technical Team Writers

By The SAS Technical Team Writers

This publication is designed to assist clients fast study the first good points of the PSS program, a point-and-click interface for energy research and pattern measurement choice. The software program presents computations for a number of statistical analyses, together with ttests; self assurance periods and equivalence exams for skill; distinct and approximate exams of proportions; a number of regression and correlation; one-way research of variance; linear types; and rank assessments for evaluating survival curves. The publication describes the primary beneficial properties of the appliance intimately. It additionally indicates tips on how to practice a number of common analyses utilizing the appliance, together with two-sample ttest, research of variance, and two-sample survival rank exams. This name is meant for researchers, analysts, and statisticians who are looking to use PSS to accomplish strength research and pattern measurement choice.

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Extra resources for Getting Started with the SAS Power and Sample Size Application

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71 71 71 48 Chapter 4. Two-Sample t Test Chapter 4 Two-Sample t Test Overview The one-sample t test compares the mean of a sample to a given value. The two-sample t test compares the means of two samples. The paired t test compares the mean of the differences in the observations to a given number. PSS provides power and sample size computations for all of these types of t tests. For more information about power and sample size analysis for t tests, see Chapter 57, “The POWER Procedure” (SAS/STAT User’s Guide).

Viewing Results . . . . . . . . . . . . . . 62 62 67 Additional Topics . . . . . . . . . . . . . . Solving for Sample Size . . . . . . . . . . . . Using Unequal Group Sizes . . . . . . . . . . . 71 71 71 48 Chapter 4. Two-Sample t Test Chapter 4 Two-Sample t Test Overview The one-sample t test compares the mean of a sample to a given value. The two-sample t test compares the means of two samples. The paired t test compares the mean of the differences in the observations to a given number.

30 30 32 33 36 41 43 26 Chapter 3. How to Use PSS Chapter 3 How to Use PSS Overview The PSS application is accessed using the Microsoft Internet Explorer Web browser. Browser-based applications differ from client applications by being organized into Web pages instead of windows and by the way you navigate them. ” Navigating Within PSS there are several ways to navigate pages and several ways to scroll within a page. The navigation bar and breadcrumb trail enable you to move from page to page.

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