The spearman correlation between these values was 0. Revista psicologia 2010 by designworks interactive issuu. There are several other numerical measures that quantify the extent of statistical dependence between pairs of observations. Splithalf reliability and the spearmanbrown coefficient using spss duration. Spss for mac is sometimes distributed under different names, such as spss installer, spss16, spss 11. How to test spearman rank correlation coefficient using spss. Da reflexao sobre a disciplina as evidencias nos cuidados enfermeria e ulceras por presion. As it is known that the nonparametric statistic does not require the terms as contained in parametric statistics, such data must be normally distributed and have the same variant.
Splithalf reliability and the spearmanbrown coefficient using spss. Aide aracely maldonado mac ias culmino sus estudios en ingenieria industrial. May 19, 2008 the spearmanbrown prediction formula also known as the spearmanbrown prophecy formula is a formula relating psychometric reliability to test length. Pdf psychometric properties of the spanish version of the.
This video demonstrates how to compute splithalf reliability and the spearman brown coefficient using spss. Correlation between forms, guttman splithalf reliability, spearmanbrown reliability equal and unequal length, and coefficient alpha for each half. Our builtin antivirus scanned this mac download and rated it as 100% safe. The spearmanbrown prediction formula also known as the spearmanbrown prophecy formula is a formula relating psychometric reliability to test length. This guide shows you how to perform a spearmans rank order correlation using the statistical package spss. Look at the reliability statistics table, in the spearmanbrown coefficient, equal length row. Publishing platform for digital magazines, interactive publications and online catalogs. When this is the case, you 1st obtain cronbachs alpha for the original length test then apply the spearman brown prophecy forumula. This is the spearmanbrown coefficient associated with the items. Reliability analysis statistics ibm knowledge center. Grupo ice investigacao cientifica em enfermagem coordenacao. The most popular versions of the application are 22. The equallength spearmanbrown coefficient is then computed using the formula for the standardized item alpha for two items, inserting the correlation between.
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