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Author Question: An experiment in which both the experimenter and the participant are unaware of which treatment is ... (Read 89 times)

Mr. Wonderful

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on: Jun 20, 2018
An experiment in which both the experimenter and the participant are unaware of which
  treatment is being administered is called a
 
  A) completely-closed experiment B) single-blind experiment
  C) double-blind experiment D) blind-complete experiment

Question 2

Variables that result in greater within-group variability in the data are called
 
  A) independent variables B) extraneous variables
  C) uncontrolled variables D) nuisance variables


patma1981

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

C

Answer to Question 2

D


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