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Ralph G. O'Brien — Indexed Papers

Publications credited to Ralph G. O'Brien in the available conference metadata. Browse coauthors and original source links below. This is a publication index, not a verified biographical profile; identical names may refer to different people.

10 papers · Showing 1–10

SUGI · 2006Paper 209-31SUGI 2006

Exploiting the Link Between the Wilcoxon-Mann-Whitney Test and a Simple Odds Statistic

Ralph G. O'Brien; John Castelloe

Source category: Conference paper

Author collections: Ralph G. O'Brien · John Castelloe

SUGI · 2004Paper 211-29SUGI 2004

Sample-Size Analysis in Study Planning: Concepts and Issues, with Examples Using PROCs POWER and GLMPOWER

Ralph G. O'Brien; John Castelloe

Source category: Conference paper

Author collections: Ralph G. O'Brien · John Castelloe

SUGI · 2001Paper 240-26SUGI 2001

Power and Sample Size Determination for Linear Models

John Castelloe; Ralph G. O'Brien

Source category: Conference paper

Author collections: John Castelloe · Ralph G. O'Brien

SUGI · 1998Paper 242-23SUGI 1998

A T our of UnifyPow: A SAS Module/Macro for Sample-Size Analysis

Ralph G. O'Brien

Source category: Conference paper

Author collections: Ralph G. O'Brien

SUGI · 1997Paper 287-24SUGI 1997

UnifyPow: A SAS Macro for Sample-Size Analysis

Ralph G. O'Brien

Source category: Conference paper

The publisher TOC prints paper number 287-24, although this is SUGI 22; the number may be incorrect.

Author collections: Ralph G. O'Brien

SUGI · 1988Paper 220SUGI 1988

Power Analysis in an Enhanced GLM Procedure: What It Might Look Like

Ralph G. O'Brien; S. Paul Wright

Source category: Conference paper

Author collections: Ralph G. O'Brien · S. Paul Wright

SUGI · 1986Paper 172SUGI 1986

Power Analysis for Linear Models

Ralph G. O'Brien

Source category: Conference paper

Author collections: Ralph G. O'Brien

SUGI · 1986Paper 147SUGI 1986

Using the SAS System to Perform Power Analyses for Log-Linear Models

Ralph G. O'Brien

Source category: Conference paper

Author collections: Ralph G. O'Brien

SUGI · 1984Paper 157SUGI 1984

Power Analysis for Linear Models: The Time Has Come

Virginia I. Lohr; Ralph G. O'Brien

Source category: Conference paper

Author collections: Virginia I. Lohr · Ralph G. O'Brien

SUGI · 1984Paper 158SUGI 1984

Power Analysis for Univariate Linear Models: The SAS System Makes It Easy..

Virginia I. Lohr; Ralph G. O'Brien

Source category: Conference paper

Author collections: Virginia I. Lohr · Ralph G. O'Brien