Dataset:  interference.csv

Source: J.R. Stroop (1935). "Studies of Interference in Serial Verbal
Reactions", Journal of Experimental Psychology, Vol 18, pp643-662

Description: Times to read a list of
color names in two conditions: Color name written in a different
color, and Color name written in black. Paired difference experiment, 
with each subject measured in each condition. Data simulated to match
means and SDs. 

Variables:
Subject
Time in Different color
Time in Black