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Kruskal-Wallis H Test in SPSS Statistics | Procedure, output and interpretation of the output using a relevant example.
Step-by-step guide on how to perform a Kruskal-wallis H Test in SPSS. This guide, using a relevant example, explains how to run this test, test assumptions, and understand and report the output. [Read More]
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Nonparametric Multiple Comparisons
Nonparametric Multiple ComparisonsThis option provides several methods for performing nonparametric multiple comparisons. These tests are based on ranks and, except for the Wilcoxon Each Pair test, co... [Read More]
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5 tips for dealing with non-significant results | Nature Index
The Nature Index tracks the affiliations of high-quality scientific articles. Updated monthly, the Nature Index presents research outputs by institution and country. Use the Nature Index to interrogat... [Read More]
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Forward Selection: Definition - Statistics How To
Regression Analysis > Forward selection is a type of stepwise regression which begins with an empty model and adds in variables one by one. In each [Read More]
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Science Forum: Ten common statistical mistakes to watch out for when writing or reviewing a manuscript | eLife
What can authors and reviewers do to keep common statistical mistakes out of the literature?AbstractInspired by broader efforts to make the conclusions of scientific research more robust, we have comp... [Read More]
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Stepwise Regression - YouTube
Video presentation on Stepwise Regression, showing a working example. Stepwise regression is a variable-selection method which allows you to identify and select the most useful explanatory variables f... [Read More]
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SPSS Stepwise Regression - Simple Tutorial
SPSS stepwise regression example. Easy-to-follow explanation of what and why with downloadable data file and annotated output. [Read More]
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Independent Samples T-Test - Beginners Tutorial
An independent samples t-test examines if 2 populations have equal means on some variable. This simple tutorial quickly walks you through in normal language with superb illustrations. [Read More]
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Dealing with Non-normal Data: Strategies and Tools
Some people believe incorrectly believe that all data collected and used for analysis must be normally distributed. But there are tools that do not need normality, as well as a number of ways to achei... [Read More]