A factorial design gives the experimenter power to investigate ...

[Haya94]

A factorial design gives the experimenter power to investigate _____ variables in a single experiment
 
  a) several independen
 b) two independent
 c) several dependent
 d) two dependent

Question 2

Dr. Smith designs a study to examine the effectiveness of giving college students who visit the student health center a pamphlet on the importance of healthy sleep habits.
 
  Dr Smith obtains the participants' email addresses, and two weeks later, emails a survey assessing their sleep quality. Dr. Smith's study design could be improved with the addition of
   a) a control
 b) a mailed survey.
 c) a dependent variable.
 d) replication

[prumorgan]

Answer to Question 1

A

Answer to Question 2

A

[Haya94]

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[Alyson.hiatt@yahoo.com]

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