“…Response time reliabilities were . 58, .68, .73, and .96; corresponding error reliabilities were .39, .34, .43, and .80 (Adams, 1972;Duckworth, Ragland, Sommerfeld, & Wyne, 1974;Hall & Russell, 1974;Siegel-man, 1969). However, in both the Adams and Siegelman studies, only reflective and impulsive, but not fast-accurate and slowinaccurate, subjects were included.…”