Posts Tagged ‘ ANCOVA ’

Serious stats – a quick chapter summary

February 4, 2012
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Serious stats – a quick chapter summary

Here is a list of the contents by chapter with quick notes on chapter content … 0. Preface (About the book; notes on software, mathematics and types of boxed sections) 1. Data, Samples and Statistics (A gentle review of measures …

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Moderating Effects with Seemingly Uncorrelated Variables

July 13, 2011
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Moderating Effects with Seemingly Uncorrelated Variables

I received a great question this week, as a submission to my Ask the Stats Make Me Cry Guy page, which asked: In order for a moderating relationship to exist, do the predictor IV and dependent variable need to be significantly correlated?". This is a question that I am asked a lot, partly because of the common confusion between mediators and moderators and the commonly held belief that...

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