Question 1

A factorial design

Accepted Answer

A) has more than one dependent variable. 
B) has two or more independent variables. 
C) is also known as a two-way design. 
D) is not a true experimental design. 
A) has more than one dependent variable. 
B) has two or more independent variables. 
C) is also known as a two-way design. 
D) is not a true experimental design.

Question 2

A researcher randomly assigned participants to one of three groups. Each group was then tested under the same two conditions. This is an example of a ________ design.

Accepted Answer

A) multilevel randomized groups 
B) matched participants 
C) repeated measures 
D) split-plot 
A) multilevel randomized groups 
B) matched participants 
C) repeated measures 
D) split-plot

Question 3

Matched-subjects designs are used to

Accepted Answer

A) reduce the number of participants that are needed. 
B) increase the similarity of the experimental groups. 
C) reduce pretest sensitization. 
D) make the experiment easier to conduct. 
A) reduce the number of participants that are needed. 
B) increase the similarity of the experimental groups. 
C) reduce pretest sensitization. 
D) make the experiment easier to conduct.

Question 4

Factor is sometimes used as a synonym for

Accepted Answer

A) condition. 
B) independent variable. 
C) dependent variable. 
D) level. 
A) condition. 
B) independent variable. 
C) dependent variable. 
D) level.

Question 5

Designs in which the dependent variable is measured both before and after the independent variable is manipulated are

Accepted Answer

A) randomized groups designs. 
B) pretest-posttest designs. 
C) matched-subjects designs. 
D) two-way designs. 
A) randomized groups designs. 
B) pretest-posttest designs. 
C) matched-subjects designs. 
D) two-way designs.

Question 6

Which of the following is not a participant variable?

Accepted Answer

A) Self-esteem 
B) Age 
C) IQ 
D) These are all participant variables. 
A) Self-esteem 
B) Age 
C) IQ 
D) These are all participant variables.

Question 7

An experiment with three independent variables, each of which has two levels would be indicated as a _______ design

Accepted Answer

A) 3 × 2 
B) 2 × 2 × 2 
C) 3 × 3 × 3 
D) 2 × 3 
A) 3 × 2 
B) 2 × 2 × 2 
C) 3 × 3 × 3 
D) 2 × 3

Question 8

When researchers want to examine how different kinds of people respond to an independent variable, what kind of design do they use?

Accepted Answer

A) Randomized groups 
B) Multilevel 
C) Expericorr 
D) Split-plot 
A) Randomized groups 
B) Multilevel 
C) Expericorr 
D) Split-plot

Question 9

Researchers sometimes use the median-split procedure to

Accepted Answer

A) manipulate independent variables. 
B) classify participants into groups based on scores on a participant variable. 
C) assign participants to levels of an independent variable. 
D) examine two main effects. 
A) manipulate independent variables. 
B) classify participants into groups based on scores on a participant variable. 
C) assign participants to levels of an independent variable. 
D) examine two main effects.

Question 10

In a two-way factorial design,

Accepted Answer

A) there is one main effect and two interactions. 
B) there are two main effects and one interaction. 
C) there are two main effects and two interactions. 
D) the number of main effects and interactions depends on the number of conditions. 
A) there is one main effect and two interactions. 
B) there are two main effects and one interaction. 
C) there are two main effects and two interactions. 
D) the number of main effects and interactions depends on the number of conditions.

Question 11

A one-way experimental design

Accepted Answer

A) uses a single group of participants. 
B) involves one independent variable. 
C) tests a single hypothesis. 
D) contains only one experimental condition. 
A) uses a single group of participants. 
B) involves one independent variable. 
C) tests a single hypothesis. 
D) contains only one experimental condition.

Question 12

A researcher designed an experiment in which four independent variables were manipulated. Which of the following is most likely to describe his design?

Accepted Answer

A) 1 × 4 
B) 2 × 4 
C) 4 × 4 
D) 2 × 2 × 4 × 3 
A) 1 × 4 
B) 2 × 4 
C) 4 × 4 
D) 2 × 2 × 4 × 3

Question 13

When the effect of one independent variable differs across the levels of another independent variable, a(n)________ is present.

Accepted Answer

A) between-within effect 
B) correlation 
C) main effect 
D) interaction 
A) between-within effect 
B) correlation 
C) main effect 
D) interaction

Question 14

What are some advantages of factorial designs over one-way designs?

Accepted Answer

Factorial designs offer several advantag

Question 15

Independent variable is to participant variable as

Accepted Answer

A) randomized groups is to repeated measures. 
B) manipulated is to measured. 
C) cause is to effect. 
D) main effect is to interaction. 
A) randomized groups is to repeated measures. 
B) manipulated is to measured. 
C) cause is to effect. 
D) main effect is to interaction.

Question 16

When a significant interaction is obtained in a mixed or expericorr design,

Accepted Answer

A) the participant variable is a moderator variable. 
B) main effects should never be interpreted. 
C) the effect of the independent variable is essentially correlational. 
D) main effects should be interpreted. 
A) the participant variable is a moderator variable. 
B) main effects should never be interpreted. 
C) the effect of the independent variable is essentially correlational. 
D) main effects should be interpreted.

Question 17

What main effects and interactions can be tested in a factorial design with three independent variables? (Let's call the independent variables A, B, and C.)

Accepted Answer

In a factorial design with three indepen

Question 18

Contrast and compare randomized groups, matched-participants, and repeated measures designs.

Accepted Answer

Randomized groups, matched-participants,

A factorial design

A researcher randomly assigned participants to one of three groups. Each group was then tested under the same two conditions. This is an example of a ________ design.

Matched-subjects designs are used to

Factor is sometimes used as a synonym for

Designs in which the dependent variable is measured both before and after the independent variable is manipulated are

Which of the following is not a participant variable?

An experiment with three independent variables, each of which has two levels would be indicated as a _______ design

When researchers want to examine how different kinds of people respond to an independent variable, what kind of design do they use?

Researchers sometimes use the median-split procedure to

In a two-way factorial design,

A one-way experimental design

A researcher designed an experiment in which four independent variables were manipulated. Which of the following is most likely to describe his design?

When the effect of one independent variable differs across the levels of another independent variable, a(n)________ is present.

What are some advantages of factorial designs over one-way designs?

Independent variable is to participant variable as

When a significant interaction is obtained in a mixed or expericorr design,

What main effects and interactions can be tested in a factorial design with three independent variables? (Let's call the independent variables A, B, and C.)

Contrast and compare randomized groups, matched-participants, and repeated measures designs.

Research in the Behavioral Sciences

Behavioral Variability and Research

The Measurement of Behavior

Approaches to Psychological Measurement

Selecting Research Participants

Descriptive Research

Correlational Research

Advanced Correlational Strategies

Basic Issues in Experimental Research

Analyzing Experimental Data: Basic Concepts

Statistical Analysis

Quasi-Experimental Designs

Single-Case Research

Ethical Issues in Behavioral Research

Scientific Writing

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Exam 10: Experimental Design

A factorial design

A researcher randomly assigned participants to one of three groups. Each group was then tested under the same two conditions. This is an example of a ________ design.

Matched-subjects designs are used to

Factor is sometimes used as a synonym for

Designs in which the dependent variable is measured both before and after the independent variable is manipulated are

Which of the following is not a participant variable?

An experiment with three independent variables, each of which has two levels would be indicated as a _______ design

When researchers want to examine how different kinds of people respond to an independent variable, what kind of design do they use?

Researchers sometimes use the median-split procedure to

In a two-way factorial design,

A one-way experimental design

A researcher designed an experiment in which four independent variables were manipulated. Which of the following is most likely to describe his design?

When the effect of one independent variable differs across the levels of another independent variable, a(n)________ is present.

What are some advantages of factorial designs over one-way designs?

Independent variable is to participant variable as

When a significant interaction is obtained in a mixed or expericorr design,

What main effects and interactions can be tested in a factorial design with three independent variables? (Let's call the independent variables A, B, and C.)

Contrast and compare randomized groups, matched-participants, and repeated measures designs.

Research in the Behavioral Sciences

Behavioral Variability and Research

The Measurement of Behavior

Approaches to Psychological Measurement

Selecting Research Participants

Descriptive Research

Correlational Research

Advanced Correlational Strategies

Basic Issues in Experimental Research

Analyzing Experimental Data: Basic Concepts

Statistical Analysis

Quasi-Experimental Designs

Single-Case Research

Ethical Issues in Behavioral Research

Scientific Writing

Filters