The simplest approach used to assess whether a procedure really ...

[karateprodigy]

The simplest approach used to assess whether a procedure really measures what it intends to measure is known as
 
  a. interobserver reliability.
  b. face validity.
  c. systematic variance.
  d. the sessions total method.

Question 2

What could have been falsely interpreted as maternal behavior, had the researchers not
  used different groups for various phases and a control group in their experiment?
 
  A) injections of substances leading to drug seeking behaviors
  B) lack of cage space leading to aggressive behaviors
  C) hormones of the estrus phase increasing general activity
  D) low temperature of the cage leading to increased activity

[javimendoza7]

Answer to Question 1

b

Answer to Question 2

D