Values for A-B difference of means for 10,000 sample permutations-20-15-10-5051015200100200300400= Difference between the means of the original A and B samplesLower differences:6.9% of resamplesHigher differences:93.1% of resamples

The graph is divided into two parts that show the percentage of shuffled cases whose difference of means is on each side of the A-B difference for the original values.