Researchers often used to study rat and pigeon behavior to ...

[CQXA]

Researchers often used to study rat and pigeon behavior to understand aspects of human behavior. Some psychologists questioned whether nonhuman animals can help us understand humans. This skepticism reflects concerns over
 
  a. external validity.
  b. internal validity.
  c. construct validity.
  d. divergent validity.

Question 2

When a researcher creates a study that does not involve random assignment of participants to groups, any differences in group performance can be due to which threat to internal validity?
 
  a. History
  b. Maturation
  c. Selection
  d. Statistical regression

[bob]

Answer to Question 1

A

Answer to Question 2

C