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Author Question: A ____________ variable is one that is not controlled by the experimenter; if this variable has a ... (Read 61 times)

Alygatorr01285

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on: Jul 13, 2018
A ____________ variable is one that is not controlled by the experimenter; if this variable has a differential impact on the different groups in the study then it is called a ___________ variable.
 
  a. confounding; extraneous
   b. extraneous; confounding
   c. independent; extraneous
  d. independent; confounding

Question 2

Which of the following would be the least capable of scientific investigation and thus would represent the worst potential research idea?
 
  a. Which art form is the more valuable to society, paintings or music?
  b. Which is better to increase alertness, caffeine or nicotine?
  c. Which species can learn a particular maze better, rat or mouse?
  d. Which produces better learning, studying with or without music?


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brbarasa

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Reply #1 on: Jul 13, 2018
Answer to Question 1

B

Answer to Question 2

A


Alygatorr01285

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Reply 2 on: Jul 13, 2018
Excellent

chjcharjto14

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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