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Multiple Choice Quiz
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1
A simple experimental design with two levels of an independent variable cannot __________.
A)detect a curvilinear relationship between variables
B)detect a monotonic relationship
C)reveal a positive relationship
D)show a negative relationship outcome
2
__________ designs are research designs with more than one independent variable.
A)Simple
B)Monotonic
C)Factorial
D)Multi
3
Dr. Vickman conducted a __________ factorial design to examine the effects of music and room temperature on participant's memory. Participants were randomly assigned to study a list of nonsense words either listening or not listening to music in either a warm or cold room.
A)1 x 2
B)2 x 4
C)2 x 2
D)4 x 4
4
In a 3 x 3 factorial design, how many conditions are there in the experiment?
A)2
B)3
C)6
D)9
5
Dr. Snodgrass conducted a 2 x 2 x 4 factorial design. This design will yield information about the main effect of _________ independent variables.
A)2
B)3
C)4
D)8
6
In a factorial design, a main effect is the __________.
A)the combined effect of the independent variables on the dependent variable
B)interaction effect of the independent variables and their effect on the dependent variable
C)the effect of each independent variable on the dependent variable
D)interaction of the independent variables
7
In a factorial design, a(an) ___________ between independent variables indicates that the effect of one independent variable is different at different levels of the other independent variable.
A)main effect
B)factorial effect
C)interaction
D)moderation
8
In a IV x PV design, PV stands for __________ variable.
A)practical
B)participant
C)personality
D)procedure
9
Gender and age are examples of __________ variables.
A)subject
B)participant
C)attribute
D)all of these
10
What statistical procedure is used to assess the statistical significance of the main effects and the interaction(s) in a factorial design?
A)t-test
B)correlation
C)analysis of covariance
D)analysis of variance
11
A __________ effect(s) analysis examines mean differences at each level of the independent variable.
A)main
B)simple main
C)interaction
D)simple interaction
12
If a researcher planned to have 20 participants in each condition of a 2 x 3 independent groups factorial design, how many participants would be needed for this experiment?
A)40
B)60
C)80
D)120
13
A researcher conducted a 2 x 2 completely repeated measures factorial design and planned 15 participants in each condition. How many participants would be required to conduct this experiment?
A)15
B)30
C)45
D)60
14
Which of the following is TRUE of IV x PV designs?
A)They include a nonmanipulated variable.
B)They include a manipulated variable.
C)They include a personality variable.
D)both a and b
15
In a 2 x 2 x 3 factorial design, independent variable B has _________ levels.
A)2
B)3
C)7
D)12
16
How would an interaction be indicated in a line graph?
A)as parallel lines
B)as intersecting lines
C)as overlapping lines
D)as diagonal lines
17
A researcher is conducting a 3 x 2 factorial experiment. In variable 1 participants are randomly assigned to one of 3 conditions. In variable 2 participants respond to both levels of the independent variable. Which of the following best describes this study?
A)it is an independent groups design
B)it is a repeated measures group design
C)it is a mixed factorial design
D)it is a simple main effect design
18
Dr. Jones is conducting a 2 x 3 factorial experiment. He is interested in the impact of college major and study method on exam performance. How many levels of study method were used in this study?
A)2
B)3
C)5
D)6
19
Dr. Jones is conducting a 2 x 3 factorial experiment. He is interested in the impact of college major and study method on exam performance. He found that study method effected exam performance regardless of the participants' major. Which of the following is true?
A)Dr. Jones found a main effect for study method.
B)Dr. Jones found a main effect for college major.
C)Dr. Jones found a significant interaction between college major and study method.
D)There is not enough information provided to answer this question.
20
Dr. Smith is conducting a 2 x 3 x 4 experiment looking at the impact of gender, age, and ethnicity on college GPA. How many PVs are in this study?
A)1
B)2
C)3
D)24
21
A research conducted a 2 x 4 study with 40 total participants. How many participants were in each experimental condition?
A)2
B)4
C)5
D)8





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