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Author Question: Causal-comparative or ex post facto research is widely used because a. such studies have greater ... (Read 49 times)

ghost!

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on: Jun 20, 2018
Causal-comparative or ex post facto research is widely used because
 
  a. such studies have greater internal validity than do quasi-experimental studies.
  b. the law of the single significant independent variable can be more readily applied in ex post facto research than in experimental research.
  c. it is not possible to experimentally manipulate many variables of interest .
  d. Campbell and Stanley are exuberant in their praise of ex post facto research.

Question 2

Research has ____ validity when it accurately infers a significant relationship between the treatment and the dependent variable of the study.
 
  a. statistical c. external
  b. construct d. internal


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jennafosdick

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Reply #1 on: Jun 20, 2018
Answer to Question 1

C

Answer to Question 2

A


ghost!

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Reply 2 on: Jun 20, 2018
Gracias!

nguyenhoanhat

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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