This topic contains a solution. Click here to go to the answer

Author Question: What characteristic distinguishes factorial design? What will be an ideal ... (Read 41 times)

Chloeellawright

  • Hero Member
  • *****
  • Posts: 588
What characteristic distinguishes factorial design?
 
  What will be an ideal response?

Question 2

The most effective way to limit the effects of extraneous variables in an experiment is to use
 
  a. randomization. c. homogeneous selection.
  b. matched groups. d. subjects as their own control.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

komodo7

  • Sr. Member
  • ****
  • Posts: 322
Answer to Question 1

A factorial design has two or more independent variables (factors) manipulated simultaneously, so that one can study the independent effect of each variable on the dependent variable, as well as the effects due to interaction among the variables.

OBJ: WWW

Answer to Question 2

A



Chloeellawright

  • Hero Member
  • *****
  • Posts: 588

komodo7

  • Sr. Member
  • ****
  • Posts: 322

 

Did you know?

Vital signs (blood pressure, temperature, pulse rate, respiration rate) should be taken before any drug administration. Patients should be informed not to use tobacco or caffeine at least 30 minutes before their appointment.

Did you know?

There can actually be a 25-hour time difference between certain locations in the world. The International Date Line passes between the islands of Samoa and American Samoa. It is not a straight line, but "zig-zags" around various island chains. Therefore, Samoa and nearby islands have one date, while American Samoa and nearby islands are one day behind. Daylight saving time is used in some islands, but not in others—further shifting the hours out of sync with natural time.

Did you know?

Adults are resistant to the bacterium that causes Botulism. These bacteria thrive in honey – therefore, honey should never be given to infants since their immune systems are not yet resistant.

Did you know?

The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.

Did you know?

A serious new warning has been established for pregnant women against taking ACE inhibitors during pregnancy. In the study, the risk of major birth defects in children whose mothers took ACE inhibitors during the first trimester was nearly three times higher than in children whose mothers didn't take ACE inhibitors. Physicians can prescribe alternative medications for pregnant women who have symptoms of high blood pressure.

For a complete list of videos, visit our video library