Question 1

In an experimental study,obtaining multiple measurements from each of the participants increases _____ in a within-subjects design.

Accepted Answer

A)   random error
B)   type I error
C)   power
D)   internal validity C

Question 2

The NIH is taking proposals for a new research grant they are bestowing.The NIH is particularly interested in research proposals that use an A-B design.Which of the follow research designs would be most appropriate for the grant?

Accepted Answer

A)   Research that assesses obsessive-compulsive disorder symptoms and then requires participants to touch a public toilet seat and then reassesses obsessive-compulsive symptoms.
B)   Research that requires participants to touch a public toilet seat and then assesses obsessive-compulsive symptoms.
C)   Research that assesses obsessive-compulsive symptoms and then participants are required to touch a public toilet seat and their obsessive-compulsive symptoms are reassessed.Then participants are permitted to release the toilet seat and their obsessive-compulsive symptoms are assessed again.
D)   Research that assesses obsessive-compulsive symptoms and requires participants to touch a public toilet seat,then reassesses obsessive-compulsive symptoms,then the participants are permitted to release the toilet seat and their obsessive-compulsive symptoms are assessed followed by reintroduction of touching the toilet seat and assessment of obsessive-compulsive symptoms. A

Question 3

Which of the following statements most accurately reflects an A-B-A design?

Accepted Answer

A)   A-B-A designs measure the same variables with the same participants.
B)   A-B-A designs measure different variables with different participants.
C)   A-B-A designs measure the same variable with different participants.
D)   A-B-A designs measure different variables with the same participant. A

Question 4

All of the following are within-subjects designs,EXCEPT:

Accepted Answer

A)   pretest-posttest designs.
B)   factorial designs.
C)   repeated measure designs.
D)   mixed designs.

Question 5

The simple single-subject design is the:

Accepted Answer

A)   A-B design.
B)   A-B-B-A design.
C)   A-B-A-B design.
D)   A-B-A design.

Question 6

Dr.Timmons is examining reality-based therapy,radical honesty therapy,and Rogerian therapy in relation to relationship satisfaction and self-esteem.Dr.Timmons is using why type of design?

Accepted Answer

A)   factorial design
B)   hybrid design
C)   single-subject design
D)   meta-analysis

Question 7

Dr.Garrod is explaining single-subject designs to his students and one student asks,"What is the control in a single-subject design?" What is the correct answer?

Accepted Answer

A)   There is a waiting-list control group.
B)   The participant serves as their own control.
C)   There is an empty control group.
D)   There is a placebo group.

Question 8

Dr.Kraft is examining the effect of parental supportive listening and volunteer activity on delinquent behaviors and academic progress in adolescent males.Dr.Kraft is examining how many main effects based on this research study?

Accepted Answer

A)   one
B)   two
C)   three
D)   four

Question 9

Dr.Croteau explains to students in his methodology class that when using a mixed design,they are essentially using a(n)_____ with multiple independent variables.

Accepted Answer

A)   factorial design
B)   hybrid design
C)   A-B design
D)   experimental design

Question 10

A 2013 empirical exploration of the dynamics of relationships for those with anorexia nervosa found that:

Accepted Answer

A)   people with anorexia nervosa were more highly critical of themselves.
B)   people with anorexia nervosa were less critical of themselves.
C)   people with anorexia nervosa were more highly critical of others.
D)   there was no difference in being critical among those with and without anorexia nervosa.

Question 11

Dr.Croteau explains to students in his methodology class that when using a mixed design,they are essentially using a factorial design with multiple:

Accepted Answer

A)   independent variables.
B)   dependent variables.
C)   factors.
D)   control groups.

Question 12

Dr.Irvin noted that within the same mixed design study,researchers can examine the impact of each _____ individually on the _____.

Accepted Answer

A)   dependent variable;independent variable
B)   independent variable;dependent variable
C)   nominal variable;ordinal variable
D)   independent variable;nominal variable

Question 13

A meta-analysis is a statistical strategy for comparing and integrating the results from _____ on _____.

Accepted Answer

A)   multiple studies;the same research question
B)   multiple studies;different research questions
C)   a single study;the same research question
D)   a single study;different research questions

Question 14

Dr.Marcus reviews that waiting-list control groups are not always appropriate even if it would help answer a set of hypotheses.Dr.Marcus notes that one of the major reasons that a waiting-list control group would not be appropriate for a study is:

Accepted Answer

A)   it would be too costly to include a wait-list control group.
B)   it would be unethical and potentially harmful to delay treatment to research participants.
C)   if there are not enough participants.
D)   if it would require too much time to carry out.

Question 15

Dr.Kraft is examining the effect of parental supportive listening and volunteer activity on delinquent behaviors and academic progress in adolescent males.Which of the following does NOT represent a main effect addressed in this study?

Accepted Answer

A)   parental supportive listening's effect on delinquent behaviors
B)   academic progress's effect on delinquent behaviors
C)   supportive listening's effect on academic progress
D)   volunteer activity's effect on academic progress

Question 16

In order to establish a cause-and-effect relationship researchers need to administer a(n)_____ before the intervention.

Accepted Answer

A)   posttest measurement
B)   manipulation
C)   baseline measurement
D)   independent variable

Question 17

A single-subject design is a special type of _____using one participant or group to assess changes for that individual or group.

Accepted Answer

A)   within-subjects design
B)   between-subjects design
C)   factorial design
D)   hybrid design

Question 18

_____ is a single-subject design in which researchers establish a baseline,introduce the intervention,remove the intervention,and then reintroduce the intervention,measuring the dependent variable each time.

Accepted Answer

A)   A-B design
B)   A-B-B-A design
C)   A-B-A-B design
D)   A-B-A design

Question 19

Researchers investigating eating disorders tend to look at _____ as these may precede eating disordered behaviors.

Accepted Answer

A)   parental arguments
B)   emotional triggers
C)   physical health complaints
D)   previous therapy treatments

Question 20

Dr.Domnica conducted a mixed design ANOVA in reference to her study examining the effects of marijuana use and alcohol consumption on several prenatal domains of development.Dr.Domnica had the following outcome: F(1,106)= 11.2,p = .04,eta2 = .13.Which number represents the between-subjects degrees of freedom?

Accepted Answer

A)   106
B)   .04
C)   11.2
D)   1

Exam 12: B: Mixed Design: Which Therapy Is Best for Treating Eating Disorders