Question 1

How many main effects and interactions are there in a 2 x 4 x 3 design?

Accepted Answer

A)   Three main effects and one interaction
B)   Four main effects and twenty-four interactions
C)   Three main effects and four interactions
D)   Two main effects and two interactionsE) A) and D)
F) A) and C)

Question 2

A 2 x 3 x 4 factorial design has

Accepted Answer

A)   three factors and twenty-four conditions.
B)   six levels and twenty-four conditions.
C)   three levels and twelve conditions.
D)   twelve levels and twenty-four conditions.E) A) and D)
F) B) and D)

Question 3

In order to confirm a research hypothesis in a factorial design there must be both

Accepted Answer

A)   a correct research hypothesis and a significant interaction.
B)   a Type 1 and a Type 2 error.
C)   a p-value and a two-tailed test.
D)   a significant interaction and a predicted pattern of observed means.E) C) and D)
F) B) and C)

Question 4

A 2 x 2 x 2 factorial design has

Accepted Answer

A)   three main effects, three two-way interactions, and one three-way interaction.
B)   three main effects, one two-way interaction, and three three-way interactions.
C)   three main effects, one two-way interaction, and one three-way interaction.
D)   three main effects and one two-way interaction.E) A) and C)
F) A) and B)

Question 5

In a factorial design, the researcher may find

Accepted Answer

A)   interactions only.
B)   main effects only.
C)   either main effects or interactions, but not both.
D)   both main effects and interactions.E) B) and C)
F) A) and D)

Question 6

Stephen and Phan (2007)  measured trust in feelings by having participants list either 2 or 10 situations in which they had trusted their feelings. Which of the following results did the researchers find>

Accepted Answer

A)   Participants in the high trust in feelings condition made less generous offers.
B)   Participants in the high trust in feelings condition made more generous offers.
C)   Participants in the high trust in feelings condition played the game longer.
D)   Participants in the high trust in feelings condition cooperated more.E) B) and C)
F) A) and D)

Question 7

The results of a study show that, regardless of whether they viewed cartoons or television shows, children who viewed a violent show acted more aggressively than children who saw a nonviolent show. This finding represents a

Accepted Answer

A)   cross-over interaction.
B)   main effect.
C)   simple effect.
D)   marginal effect.E) All of the above
F) B) and D) B

Question 8

A 2 x 2 x 2 design has

Accepted Answer

A)   three factors with two levels each.
B)   six conditions and two cells each.
C)   eight factors with three levels each.
D)   eight conditions with two factors each.E) A) and B)
F) A) and C)

Question 9

A scientist who decides to compare condition means after the experiment has already been run will need to use which of the following?

Accepted Answer

A)   Pairwise comparisons
B)   Post hoc comparisons
C)   Planned comparisons
D)   Complex comparisonsE) B) and C)
F) A) and D) B

Question 10

When specific comparisons have not been planned ahead of time, increases in experimentwise alpha that occur when many comparisons are made can be reduced by using which of the following?

Accepted Answer

A)   Pairwise comparisons
B)   Post hoc comparisons
C)   Planned comparisons
D)   Increases in experimentwise alpha cannot be reduced after the experiment has been run.E) None of the above
F) B) and D)

Question 11

A schematic diagram is used to

Accepted Answer

A)   diagram the specific predictions of the research hypothesis.
B)   undo the interactions that occurred in an experiment.
C)   present the means of the independent variable.
D)   describe the research hypothesis in terms of predicted correlations.E) B) and C)
F) B) and D)

Question 12

Consider a 2 x 2 experiment design in which both study time and sleep time have been manipulated and learning has been measured. If a main effect of sleep time is found, this can be interpreted to mean which of the following?

Accepted Answer

A)   Sleep time affects learning, controlling for study time.
B)   Study time has no effect on learning.
C)   Study time and sleep time both influence learning.
D)   The interaction between study time and sleep time is not significant.E) B) and C)
F) All of the above

Question 13

In a three-way factorial design, the three-way interaction can be interpreted to mean which of the following?

Accepted Answer

A)   Two of the two-way interactions have different patterns of means.
B)   All three main effects are significant.
C)   At least one two-way interaction is significant.
D)   None of the two-way interactions is significant.E) B) and C)
F) All of the above

Question 14

A mixed factorial design is one that

Accepted Answer

A)   uses both between-participant and repeated-measures factors.
B)   uses factors with different numbers of levels.
C)   has both main effects and interactions.
D)   has more than one significant F value.E) B) and C)
F) A) and B)

Question 15

Which of the following is an advantage of a two-way factorial design over a one-way experimental design?

Accepted Answer

A)   Two different kappas can be computed.
B)   It is easier to reject the null hypothesis.
C)   It allows studying the effects of more than one independent variable simultaneously.
D)   It requires fewer statistical analyses.E) A) and D)
F) B) and C) C

Question 16

A crossover interaction occurs in a 2 x 2 factorial design when

Accepted Answer

A)   the means on one dependent variable are different within a level of another dependent variable.
B)   there are differences on the dependent measure across the levels of any one factor.
C)   the simple effect in one level of the second variable is the same as the simple effect in the other level of the second variable.
D)   the simple effects are opposite in direction.E) None of the above
F) All of the above

Question 17

A post hoc comparison

Accepted Answer

A)   compares means in which specific differences were predicted by the research hypothesis.
B)   makes comparisons that were not planned ahead of time.
C)   helps to increase the experimentwise alpha.
D)   is an example of a complex comparison.E) A) and B)
F) A) and C)

Question 18

In a factorial design in which the factors are crossed,

Accepted Answer

A)   each of the factors has more than two levels.
B)   each of the factors has a different number of levels.
C)   each level of one factor occurs with each level of the other factor.
D)   there are more levels than conditions.E) B) and C)
F) C) and D)

Question 19

Complex comparisons are usually made using

Accepted Answer

A)   complex tests.
B)   post hoc comparisons.
C)   contrast tests.
D)   pairwise comparisons.E) None of the above
F) A) and B)

Question 20

Stephen and Pham (2007)  measured trust in feelings by having participants list either 2 or 10 situations in which they had trusted in their feelings. The researchers then measured the extent to which the participants thought that they would trust in their feelings if they were to perform a task. The researchers used this measures aswhich of the following.

Accepted Answer

A)   A measured variable.
B)   A confounding variable.
C)   An independent variable.
D)   A manipulation check.E) A) and C)
F) B) and C)

Exam 11: Experimental Research: Factorial Designs

How many main effects and interactions are there in a 2 x 4 x 3 design?

Correct Answer
verified

A 2 x 3 x 4 factorial design has

Correct Answer
verified

In order to confirm a research hypothesis in a factorial design there must be both

Correct Answer
verified

A 2 x 2 x 2 factorial design has

Correct Answer
verified

In a factorial design, the researcher may find

Correct Answer
verified

Stephen and Phan (2007) measured trust in feelings by having participants list either 2 or 10 situations in which they had trusted their feelings. Which of the following results did the researchers find>

Correct Answer
verified

The results of a study show that, regardless of whether they viewed cartoons or television shows, children who viewed a violent show acted more aggressively than children who saw a nonviolent show. This finding represents a

Correct Answer
verified
B

A 2 x 2 x 2 design has

Correct Answer
verified

A scientist who decides to compare condition means after the experiment has already been run will need to use which of the following?

Correct Answer
verified
B

When specific comparisons have not been planned ahead of time, increases in experimentwise alpha that occur when many comparisons are made can be reduced by using which of the following?

Correct Answer
verified

A schematic diagram is used to

Correct Answer
verified

Consider a 2 x 2 experiment design in which both study time and sleep time have been manipulated and learning has been measured. If a main effect of sleep time is found, this can be interpreted to mean which of the following?

Correct Answer
verified

In a three-way factorial design, the three-way interaction can be interpreted to mean which of the following?

Correct Answer
verified

A mixed factorial design is one that

Correct Answer
verified

Which of the following is an advantage of a two-way factorial design over a one-way experimental design?

Correct Answer
verified
C

A crossover interaction occurs in a 2 x 2 factorial design when

Correct Answer
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A post hoc comparison

Correct Answer
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In a factorial design in which the factors are crossed,

Correct Answer
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Complex comparisons are usually made using

Correct Answer
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Correct Answer
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Exam 11: Experimental Research: Factorial Designs

How many main effects and interactions are there in a 2 x 4 x 3 design?

Correct AnswerverifiedShow Answer

A 2 x 3 x 4 factorial design has

Correct AnswerverifiedShow Answer

In order to confirm a research hypothesis in a factorial design there must be both

Correct AnswerverifiedShow Answer

A 2 x 2 x 2 factorial design has

Correct AnswerverifiedShow Answer

In a factorial design, the researcher may find

Correct AnswerverifiedShow Answer

Stephen and Phan (2007) measured trust in feelings by having participants list either 2 or 10 situations in which they had trusted their feelings. Which of the following results did the researchers find>

Correct AnswerverifiedShow Answer

The results of a study show that, regardless of whether they viewed cartoons or television shows, children who viewed a violent show acted more aggressively than children who saw a nonviolent show. This finding represents a

Correct AnswerverifiedB

A 2 x 2 x 2 design has

Correct AnswerverifiedShow Answer

A scientist who decides to compare condition means after the experiment has already been run will need to use which of the following?

Correct AnswerverifiedB

When specific comparisons have not been planned ahead of time, increases in experimentwise alpha that occur when many comparisons are made can be reduced by using which of the following?

Correct AnswerverifiedShow Answer

A schematic diagram is used to

Correct AnswerverifiedShow Answer

Consider a 2 x 2 experiment design in which both study time and sleep time have been manipulated and learning has been measured. If a main effect of sleep time is found, this can be interpreted to mean which of the following?

Correct AnswerverifiedShow Answer

In a three-way factorial design, the three-way interaction can be interpreted to mean which of the following?

Correct AnswerverifiedShow Answer

A mixed factorial design is one that

Correct AnswerverifiedShow Answer

Which of the following is an advantage of a two-way factorial design over a one-way experimental design?

Correct AnswerverifiedC

A crossover interaction occurs in a 2 x 2 factorial design when

Correct AnswerverifiedShow Answer

A post hoc comparison

Correct AnswerverifiedShow Answer

In a factorial design in which the factors are crossed,

Correct AnswerverifiedShow Answer

Complex comparisons are usually made using

Correct AnswerverifiedShow Answer

Correct AnswerverifiedShow Answer

Correct Answer
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Correct Answer
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Correct Answer
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B

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B

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C

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