Author Question: Testing how room temperature affects comprehension of material read from a textbook illustrates the ... (Read 49 times)

lb_gilbert

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Testing how room temperature affects comprehension of material read from a textbook
  illustrates the use of a(n) ________ independent variable.
 
  A) stimulus B) participant C) experience D) physiological

Question 2

________ variables are undesired factors that may influence the dependent variable and
  invalidate an experiment.
 
  A) Dependent B) Experimental C) Extraneous D) Independent



Heffejeff

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Answer to Question 1

A

Answer to Question 2

C



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