Likert scale.. wording

While most instruments have a clear scale, some do not actually give the full range of wording. In cases when you want to modify a scale somewhat, it can be even more tricky. Rather than work out wordings, I found a useful PDF, written by Sorrel Brown at Iowa State...

Moderation and Mediation analysis

Just a course in Mediation and Moderation analysis, and the use of the Process macro, with Amanda Montoya. Brilliant, in that it really explains how to use the tool, and how to interpret the results. Amanda is also a gifted instructor. 🙂 Here a few notes and resources...

Graphs and diagrams..

I am continuously amazed at some of the statistics and associated graphs I see in published research. One recent example I saw caught my interest first, when I saw the legend for the stars indicating significance levels.Traditionally, one star is for 0.10; (IF you...

SNA measures are not like other measures

There is a multitude of measures in social network analysis (SNA). In other social sciences, great lengths are gone to develop robust and valid measures, with discrete validity, which means there are relatively few overlapping constructs; and some remain standard for...