i used the scale function to conduct a z-transformation.
i have a question in respect of a problem, calculating a mean of a column. take this data for exampel:
aV <- c(rnorm(20,0,1))
I have a question concerning a between group research-design and I wonder if it is very wise since I never came across a similar design (the provided example is of course fictional).
Basically, i want to randomly assign participants into 4 groups (one control condition). For...