A rat emits 10 responses during the CS period and 40 responses during the pre-CS period, yielding a suppression ratio of _____.
A) .2
B) .25
C) .3
D) .8
Question 2
A rat emits 25 responses during the CS period and 25 responses during the pre-CS period, yielding a suppression ratio of _____.
A) 1.0
B) .5
C) 0
D) .25