Estimating How Many Observations are Needed to Obtain a Required Level of Reliability
Article Sidebar
Published
Aug 11, 2023
Main Article Content
David A. Walker
Northern Illinois University
Abstract
This article provides a detailed table containing estimations of how many observations are needed to obtain an increased reliability coefficient for situations such as observational data collection in the classroom. A SPSS program is provided for users to analyze situations where an initial reliability value is obtained and the user wants to determine how many more observations are needed to reach a required level of reliability.
Article Details
Issue
Section
Articles