Fred sleeps soundly. His alarm makes a loud beeping noise every ...

[bclement10]

Fred sleeps soundly. His alarm makes a loud beeping noise every morning at 7:00AM. Fred's getting out of
   bed and turning off the alarm is an example of____________.
 
  a. positive reinforcement c. punishment
   b. negative reinforcement d. aversive conditioning

Question 2

A researcher administers an antidepressant drug to a group of depressed patients and
   over a period of time they improve.
 
  The researcher claims that their improvement is due to
   the drug, even though she did not control for outside factors such as improved emotional
   support from friends, or natural improvement over time. This study lacks ______.
   a. analogue validity c. internal validity
   b. construct validity d. external validity

[bdobbins]

Answer to Question 1

B

Answer to Question 2

C

[bclement10]

Excellent

[patma1981]

Gracias!