In order to observe an interaction in the results of an ...

[skymedlock]

In order to observe an interaction in the results of an experiment, which of the following must be true?
 
  a. There must be at least two independent variables.
  b. There must be at least two dependent variables.
  c. A critical experiment must be done.
  d. A between-subjects design must be used.

Question 2

A design in which measures are taken at baseline and after the introduction of the independent variable at different times across multiple situations is a multiple-baseline across_____ design. time
 
  a. participants
  b. time
 c. situations
 d. behaviors

[trampas]

Answer to Question 1

A

Answer to Question 2

c

[skymedlock]

Thanks for the timely response, appreciate it

[Jossy]

Gracias!