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Author Question: Caleb's job at a research firm is to provide technical assistance with questionnaire design. Which ... (Read 33 times)

Kikoku

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on: Jun 29, 2018
Caleb's job at a research firm is to provide technical assistance with questionnaire design. Which of the following best describes Caleb's job title?
 a. director of research
  b. research assistant
  c. forecast analyst
  d. research generalist

Question 2

If physical control, randomization, and research design features do not eliminate the differential effects of extraneous variables among treatment groups, the experiment is said to be confounded.
 
 Indicate whether the statement is true or false


ghepp

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Reply #1 on: Jun 29, 2018
Answer to Question 1

B

Answer to Question 2

T
When the effects of extraneous variables cannot be eliminated, then the experiment is confounded and no causation can be assumed.


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