The Rats in Dr

Multiple Choice

The rats in Dr. Rexington's learning laboratory are on an "FR-7" schedule of reinforcement. What does this mean?

A) The rats will receive a food pellet after every seventh bar press.
B) The rats will receive a food pellet after an average of every seven bar presses.
C) The rats will receive a food pellet every seven minutes.
D) The rats will receive a food pellet an average of every seven minutes.
E) The rats will receive a food pellet every seven minutes, unless they press the bar seven times in a shorter period of time.