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Author Question: Is it true that every experiment must have a control group that does not experience the independent ... (Read 22 times)

DyllonKazuo

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on: Jun 20, 2018
Is it true that every experiment must have a control group that does not experience the independent variable?
 
  a. Yes, a control group that does not experience the independent variable is necessary
  b. Only if you want to have a reliable experiment
  c. Only if you want to have a valid experiment
  d. Control conditions do not always include a level in which the independent variable is absent.

Question 2

Control may be defined as
 
  a. the ability to guide sources of variability in an experiment
  b. providing standards for comparing the effect of a particular variable
  c. providing techniques to reduce the effects of extraneous variables on the results
  d. all of these


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Missbam101

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

d

Answer to Question 2

d


DyllonKazuo

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Reply 2 on: Jun 20, 2018
Wow, this really help

xiazhe

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Reply 3 on: Yesterday
Gracias!

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