search for: secondc

Displaying 1 result from an estimated 1 matches for "secondc".

Did you mean: second
2012 Sep 12
1
Contrasts in mixed effects model: difference between differences
...ome variable, Latency) between the levels of First: test <- lmer( Latency ~ Second / First + (1|Subject) + (1|Item), data ) This gives me nice output like: SecondA:First2 -0.009879 0.008283 -1.19 SecondB:First2 -0.032136 0.008293 -3.88 SecondC:First2 0.006748 0.008131 0.83 SecondD:First2 0.006153 0.008206 0.75 Now, though, I am also interested in directly testing whether those differences differ between levels of Second. So, for example, whether the -0.009879 coefficient for...