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Author Question: Which of the following extraneous variables can NOT be corrected using random assignment? a. ... (Read 111 times)

jwb375

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Which of the following extraneous variables can NOT be corrected using random assignment?
 
  a. participant but not experimenter effects
  b. experimenter but not participant effects
   c. participant and experimenter effects
  d. none of the above

Question 2

The presence of a crossover effect in one's data can usually rule out the influence of which rival hypothesis?
 
  a. history
   b. regression-artifact
  c. local history
  d. attrition



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emsimon14

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Answer to Question 1

C

Answer to Question 2

B




jwb375

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Reply 2 on: Jul 13, 2018
Thanks for the timely response, appreciate it


emsimon14

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Reply 3 on: Yesterday
Wow, this really help

 

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