A pigeon is presented with a blue key and a red key in ...

[stephzh]

A pigeon is presented with a blue key and a red key in alternating order. In the presence of the blue key, it earns food on a VI 200-sec schedule. In the presence of the red key, it earns food on a VI 600-sec schedule. The VI 600-sec schedule is then changed to a VI 100-sec schedule. As a result, the rate of response on the VI 200-sec schedule _____, illustrating a _____ contrast effect.
 
  A) decreases; negative
  B) increases; negative
  C) decreases; positive
  D) increases; positive

Question 2

Harry recently got engaged and spends every evening with his fianc. As a result, he finds his college classes during the day less appealing than before. Harry's behavior illustrates a(n) _____.
 
  A) anticipatory contrast effect
  B) negative contrast effect
  C) positive contrast effect
  D) discriminatory contrast effect

[diana chang]

Answer to Question 1

A

Answer to Question 2

B

[stephzh]

Gracias!

[Chelseyj.hasty]

Excellent