|contrast|>2
Error in lm.fit(X.vlm, y = z.vlm, ...) : NA/NaN/Inf in 'y'
Error in tapplymat1(ccump, "diff") : 
  NA/NaN/Inf in foreign function call (arg 1)
Simulated data for simulation with sample size 20 has 2 distinct y values instead of the required 3
Simulated data for simulation with sample size 36 has 2 distinct y values instead of the required 3
Simulated data for simulation with sample size 52 has 2 distinct y values instead of the required 3