Figure 3 - uploaded by Gerben Mulder
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This is an introduction to linear trend analysis from an estimation perspective. The contents of this introduction is based on Maxwell, Delaney, and Kelley (2017) and Rosenthal, Rosnow, and Rubin (2000). I have taken the (invented) data from Haans (2018).
For linear trend analysis, the relevant effect size is the slope coefficient of the linear tr...
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