Psych 2200 – Quiz 12 Review Questions – Flashcards
Unlock all answers in this set
Unlock answersquestion
What is it called when the effect of one independent variable depends on the level of another independent variable?
answer
interaction
question
What is NOT an example of a participant variable?
answer
treatment group
question
In a factorial design study, which effect is usually considered the most important effect?
answer
the interaction
question
A _______ design is one in which there are two or more independent variables.
answer
factorial
question
Interactions allow researchers to examine __________ variables.
answer
moderating
question
___________ are the means for each level of an independent variable, averaging over levels of he other independent variable.
answer
marginal means
question
When authors of a research article are describing just the results of a factorial study, what term would you NOT expect to see?
answer
correlation
question
Dr. Rhodes notices an interaction in his factorial study. In describing this, which statement might he use to explain the link between Independent Variable A and Independent Variable B in predicting the dependent variable?
answer
The effect of Variable A depends on Variable B.
question
In the case of a factorial design, another term for independent variable is:
answer
factor
question
The number of main effects that need to be examined is ________ the number of independent variables.
answer
Equal to
question
What CANNOT be said of the interaction in a study?
answer
It can be determined by investigating marginal means
question
According to the textbook, why is it important to study interactions?
answer
Many outcomes in psychology are interactions.
question
When reading popular press articles, why does the inclusion of participant variable information often denote a factorial design?
answer
Participant variables are often used as moderators.
question
Neely is examining the graph of an interaction and sees that one line is flat and one line rises sharply to the right. What should Neely conclude?
answer
There is a spreading interaction
question
If a person describes the results of a study to you by saying that there is a zero difference in one condition but a large difference in another condition, they are most likely describing what?
answer
A spreading interaction
question
What is the difference between a main effect and an overall effect?
answer
There is no difference between main effects and overall effects.
question
What does the author of your textbook mean when she writes, "we don't live in a main effect world"?
answer
She means that interactions are common in everyday life.