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Author Question: A researcher studies the impact of stress on college students' exam scores. Whether the results of ... (Read 89 times)

newyorker26

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on: Jun 22, 2018
A researcher studies the impact of stress on college students' exam scores. Whether the results of this study help us to understand the relationship between stress and work performance in real-life institutions is a question of
 
  a. internal validity.
 b. study confounds.
 c. external validity.
 d. the original research hypothesis.

Question 2

Researchers use control groups to
 
  a. make comparisons to the treatment group.
 b. give all research participants an equal chance to participate in the study.
  c. control the hypothesis.
 d. randomize the experiment.


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amynguyen1221

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Reply #1 on: Jun 22, 2018
Answer to Question 1

c

Answer to Question 2

a


newyorker26

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Reply 2 on: Jun 22, 2018
Thanks for the timely response, appreciate it

nguyenhoanhat

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Reply 3 on: Yesterday
:D TYSM

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