It has been argued that the most serious disadvantage associated ...

[leo leo]

It has been argued that the most serious disadvantage associated with intrasubject designs is the fact that researchers cannot easily
 
  a. collect data.
  b. generate relevant hypotheses.
  c. examine interaction effects.
  d. analyze the data.

Question 2

In attempting to form equivalent experimental groups, Professor Rapay decides to examine only those subjects who are 21 years of age. One disadvantage of using this technique of matching is that it tends to limit the
 
  a. external validity of the study.
  b. federal grants that are available for the study.
  c. internal validity of the study.
  d. reliability of the study.

[14vl19]

Answer to Question 1

c

Answer to Question 2

a

[leo leo]

Thanks for the timely response, appreciate it

[atrochim]

YES! Correct, THANKS for helping me on my review