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jumer01 jumer01
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6 years ago
How do quasi-experimental designs differ from true experimental designs?
 
  What will be an ideal response?

Ques. 2

If a researcher makes a generalization from a study about apes to a human population, what type of validity problem might he/she have?
 
  a. Internal b. External

Ques. 3

What does interaction mean in a factorial design?
 
  What will be an ideal response?
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Replies
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#1
6 years ago
Answer to #1

Quasi-experimental designs do not have random assignment of subjects to groups. True experimental designs have random assignment of subjects to groups and thus provide stronger evidence of cause-and-effect relationships.

OBJ: WWW

Answer to #2

B

Answer to #3

Interaction refers to an effect that occurs in a factorial design when the influence of one factor depends on the level of a second factor. For example, a treatment may be effective with boys but not girls.
jumer01 Author
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#2
6 years ago
This calls for a celebration Person Raising Both Hands in Celebration
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