Question 1

The single-factor two-group design includes ____.

Accepted Answer

A) ​only two levels of one independent variable 
B) ​a treatment and a control group 
C) two dependent variables 
D) ​multiple treatment and control groups 
A) ​only two levels of one independent variable 
B) ​a treatment and a control group 
C) two dependent variables 
D) ​multiple treatment and control groups

Question 2

In a between-subjects design,____.​

Accepted Answer

A) ​only one score is obtained for each participant 
B) ​at least two scores are obtained for each participant 
C) one score is 
D) ​obtained for each treatment condition for each participant 
E)   ​each score represents multiple participants 
A) ​only one score is obtained for each participant 
B) ​at least two scores are obtained for each participant 
C) one score is 
D) ​obtained for each treatment condition for each participant 
E)   ​each score represents multiple participants

Question 3

Limiting individual differences is a way to ____.

Accepted Answer

A) ​standardize procedures 
B) ​standardize treatment settings 
C) reduce the variance within treatments 
D) ​maximize the variance within treatments 
A) ​standardize procedures 
B) ​standardize treatment settings 
C) reduce the variance within treatments 
D) ​maximize the variance within treatments

Question 4

A limitation of using matching rather than random assignment to form groups in a between-subjects experiment is that matching ____.

Accepted Answer

A) ​requires another level of work 
B) ​increases error due to participant differences 
C) requires at least twice as many participants 
D) ​increases the need for control groups 
A) ​requires another level of work 
B) ​increases error due to participant differences 
C) requires at least twice as many participants 
D) ​increases the need for control groups

Question 5

Holding a participant variable constant has the double advantage of (1)preventing the variable from becoming a confounding variable,and (2)reducing variance within groups.

Accepted Answer

A) True 
 B)False

Question 6

Describe why the assignment of subjects to the conditions of an experiment in a between-subjects design is such a critical issue.​

Accepted Answer

​By assigning participants to conditions

Question 7

A between-subjects experiment comparing four treatment conditions produces 20 scores in each treatment condition.How many scores were obtained for each participant?

Accepted Answer

A) ​1 
B) ​4 
C) 20 
D) ​80 
A) ​1 
B) ​4 
C) 20 
D) ​80

The single-factor two-group design includes ____.

In a between-subjects design,____.

Limiting individual differences is a way to ____.

A limitation of using matching rather than random assignment to form groups in a between-subjects experiment is that matching ____.

Holding a participant variable constant has the double advantage of (1)preventing the variable from becoming a confounding variable,and (2)reducing variance within groups.

Describe why the assignment of subjects to the conditions of an experiment in a between-subjects design is such a critical issue.

A between-subjects experiment comparing four treatment conditions produces 20 scores in each treatment condition.How many scores were obtained for each participant?

Introduction, Acquiring Knowledge, and the Scientific Method.

Research Ideas and Hypotheses.

Defining and Measuring Variables.

Ethics in Research.

Selecting Research Participants.

Research Strategies and Validity.

The Experimental Research Strategy.

Experimental Designs Within Subjects Design.

The Nonexperimental and Quasi-Experimental Strategies: Nonequivalent Group,Pre–Post,and Developmental Designs.

Factorial Designs.

The Correlational Research Strategy.

The Descriptive Research Strategy.

Single-Subject Research Designs.

Statistical Evaluation of Data.

Writing an APA-Style Research Report.

Filters

Exam 8: Experimental Designs: Between Subjects Design.

The single-factor two-group design includes ____.

In a between-subjects design,____.​

Limiting individual differences is a way to ____.

A limitation of using matching rather than random assignment to form groups in a between-subjects experiment is that matching ____.

Holding a participant variable constant has the double advantage of (1)preventing the variable from becoming a confounding variable,and (2)reducing variance within groups.

Describe why the assignment of subjects to the conditions of an experiment in a between-subjects design is such a critical issue.​

A between-subjects experiment comparing four treatment conditions produces 20 scores in each treatment condition.How many scores were obtained for each participant?

Introduction, Acquiring Knowledge, and the Scientific Method.

Research Ideas and Hypotheses.

Defining and Measuring Variables.

Ethics in Research.

Selecting Research Participants.

Research Strategies and Validity.

The Experimental Research Strategy.

Experimental Designs Within Subjects Design.

The Nonexperimental and Quasi-Experimental Strategies: Nonequivalent Group,Pre–Post,and Developmental Designs.

Factorial Designs.

The Correlational Research Strategy.

The Descriptive Research Strategy.

Single-Subject Research Designs.

Statistical Evaluation of Data.

Writing an APA-Style Research Report.

Filters

In a between-subjects design,____.

Describe why the assignment of subjects to the conditions of an experiment in a between-subjects design is such a critical issue.