CONDITIONS OF EXPERIMENT FROM DAY To DAY FOR PROBLEM 2
Date Punishment Reward
May 17 …………. 20 sec. confinement …….. Food in right box for each
(Aid after 10 trials) trial
" 18 to 21 …….. 30 sec. confinement …….. Food (banana) in right box
for each trial
" 22 to June 2 …. Illness, no experiments
June 3 …………… 15 sec. confinement …….. Food (banana) in right box
for each trial
" 4 …………… 30 " " …………. Food (banana) in right box
for each trial
" 5-10 ………… 60 " " …………. Beet, carrot and loquat, in
addition to banana
" 11 ………….. 10 to 30 sec. confinement .. Beet, carrot and loquat, in
addition to banana
" 12 to 15 …….. 60 sec. confinement …….. Beet, carrot and loquat, in
addition to banana