Question 1

Which research strategies attempt to address the same question about the relationship between variables?​

Accepted Answer

A) ​descriptive and correlational 
B) ​correlational and experimental 
C) correlational and nonexperimental 
D) ​experimental, quasi-experimental, and nonexperimental 
A) ​descriptive and correlational 
B) ​correlational and experimental 
C) correlational and nonexperimental 
D) ​experimental, quasi-experimental, and nonexperimental C

Question 2

The results of a study may be limited to the way the variable is measured.

Accepted Answer

A) True 
 B)False  True

Question 3

Experiments allow researchers to ____.​

Accepted Answer

A) ​eliminate experimenter bias 
B) ​answer questions about the existence of a relationship between two variables 
C) observe naturally occurring behavior 
D) ​answer cause-and-effect questions about the relationship between two variables 
A) ​eliminate experimenter bias 
B) ​answer questions about the existence of a relationship between two variables 
C) observe naturally occurring behavior 
D) ​answer cause-and-effect questions about the relationship between two variables D

Question 4

What is a confounding variable? How does it affect the validity of your research study? Describe a research study that contains an example of a confounding variable.​

Accepted Answer

​A confounding variable is an extraneous

Question 5

A researcher finds that in a laboratory a meditation session decreases anxiety scores of college students.The researcher wonders whether the meditation session would decrease anxiety in clients diagnosed with an anxiety disorder.This researcher is considering the ____ of the findings.​

Accepted Answer

A) ​external validity 
B) ​internal validity 
C) reliability 
D) ​accuracy 
A) ​external validity 
B) ​internal validity 
C) reliability 
D) ​accuracy

Question 6

A scatter plot showing the relationship between two variables shows data points that form a straight-line pattern.What kind of relationship is indicated by this pattern?

Accepted Answer

A) ​positive 
B) ​negative 
C) curvilinear 
D) ​linear 
A) ​positive 
B) ​negative 
C) curvilinear 
D) ​linear

Question 7

Which research strategy is least concerned with examining relationships between variables?

Accepted Answer

A) ​descriptive 
B) ​correlational 
C) experimental 
D) ​quasi-experimental 
A) ​descriptive 
B) ​correlational 
C) experimental 
D) ​quasi-experimental

Question 8

Any factor that allows for an alternative explanation for the results of a study is a threat to external validity.​

Accepted Answer

A) True 
 B)False

Question 9

Sensitization can threaten external validity because the results obtained in a study may be limited to ____.

Accepted Answer

A) ​the unique circumstances of the research study 
B) ​individuals who have experienced a pretest 
C) individuals who have experienced a series of conditions 
D) ​participants who take on a variety of  subject roles 
A) ​the unique circumstances of the research study 
B) ​individuals who have experienced a pretest 
C) individuals who have experienced a series of conditions 
D) ​participants who take on a variety of  subject roles

Question 10

In research studies that compare different groups of individuals for each of the treatment conditions,____ is a threat to internal validity.

Accepted Answer

A) ​time 
B) ​assignment bias 
C) novelty 
D) ​sensitivity 
A) ​time 
B) ​assignment bias 
C) novelty 
D) ​sensitivity

Question 11

A research ____ is a general approach that is intended to address a specific question.

Accepted Answer

A) ​procedure 
B) ​design 
C) strategy 
D) ​protocol 
A) ​procedure 
B) ​design 
C) strategy 
D) ​protocol

Question 12

A research design is a general approach that is intended to address a specific question.​

Accepted Answer

A) True 
 B)False

Question 13

A research study finds that a group of participants who received relaxation training had lower exam anxiety scores than a group who did not receive training.However,the researcher suspects that the difference between groups may be caused by the fact that the participants in one group are generally smarter than those in the other.This study has a problem with ____.​

Accepted Answer

A) ​internal validity 
B) ​external validity 
C) experimental validity 
D) ​correlational validity 
A) ​internal validity 
B) ​external validity 
C) experimental validity 
D) ​correlational validity

Question 14

A study examining the percentage of college-age students who are in committed relationships is an example of what research approach?​

Accepted Answer

A) ​experimental 
B) ​quasi-experimental 
C) correlational 
D) ​descriptive 
A) ​experimental 
B) ​quasi-experimental 
C) correlational 
D) ​descriptive

Question 15

Explain the difference between assignment bias and selection bias.Which one is a threat to internal validity and which is a threat to external validity?

Accepted Answer

​Selection bias means that the selection

Question 16

Selection bias is a threat to external validity.​

Accepted Answer

A) True 
 B)False

Question 17

A research ____ is a general plan for implementing the research strategy.

Accepted Answer

A) ​procedure 
B) ​design 
C) study 
D) ​protocol 
A) ​procedure 
B) ​design 
C) study 
D) ​protocol

Question 18

The purpose of the correlational research strategy is to describe the relationship between two variables and measure its strength.

Accepted Answer

A) True 
 B)False

Question 19

Describe the kind of question that each of the major five research strategies intends to answer.

Accepted Answer

The experimental strategy intends to Ans

Question 20

What is an extraneous variable? How can it become a confounding variable? Describe a research study that contains an example of an extraneous variable.

Accepted Answer

​An extraneous variable in a research st

Which research strategies attempt to address the same question about the relationship between variables?

The results of a study may be limited to the way the variable is measured.

Experiments allow researchers to ____.

What is a confounding variable? How does it affect the validity of your research study? Describe a research study that contains an example of a confounding variable.

A researcher finds that in a laboratory a meditation session decreases anxiety scores of college students.The researcher wonders whether the meditation session would decrease anxiety in clients diagnosed with an anxiety disorder.This researcher is considering the ____ of the findings.

A scatter plot showing the relationship between two variables shows data points that form a straight-line pattern.What kind of relationship is indicated by this pattern?

Which research strategy is least concerned with examining relationships between variables?

Any factor that allows for an alternative explanation for the results of a study is a threat to external validity.

Sensitization can threaten external validity because the results obtained in a study may be limited to ____.

In research studies that compare different groups of individuals for each of the treatment conditions,____ is a threat to internal validity.

A research ____ is a general approach that is intended to address a specific question.

A research design is a general approach that is intended to address a specific question.

A study examining the percentage of college-age students who are in committed relationships is an example of what research approach?

Explain the difference between assignment bias and selection bias.Which one is a threat to internal validity and which is a threat to external validity?

Selection bias is a threat to external validity.

A research ____ is a general plan for implementing the research strategy.

The purpose of the correlational research strategy is to describe the relationship between two variables and measure its strength.

Describe the kind of question that each of the major five research strategies intends to answer.

What is an extraneous variable? How can it become a confounding variable? Describe a research study that contains an example of an extraneous variable.

Introduction, Acquiring Knowledge, and the Scientific Method.

Research Ideas and Hypotheses.

Defining and Measuring Variables.

Ethics in Research.

Selecting Research Participants.

The Experimental Research Strategy.

Experimental Designs: Between Subjects Design.

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 6: Research Strategies and Validity.

Which research strategies attempt to address the same question about the relationship between variables?​

The results of a study may be limited to the way the variable is measured.

Experiments allow researchers to ____.​

What is a confounding variable? How does it affect the validity of your research study? Describe a research study that contains an example of a confounding variable.​

A researcher finds that in a laboratory a meditation session decreases anxiety scores of college students.The researcher wonders whether the meditation session would decrease anxiety in clients diagnosed with an anxiety disorder.This researcher is considering the ____ of the findings.​

A scatter plot showing the relationship between two variables shows data points that form a straight-line pattern.What kind of relationship is indicated by this pattern?

Which research strategy is least concerned with examining relationships between variables?

Any factor that allows for an alternative explanation for the results of a study is a threat to external validity.​

Sensitization can threaten external validity because the results obtained in a study may be limited to ____.

In research studies that compare different groups of individuals for each of the treatment conditions,____ is a threat to internal validity.

A research ____ is a general approach that is intended to address a specific question.

A research design is a general approach that is intended to address a specific question.​

A study examining the percentage of college-age students who are in committed relationships is an example of what research approach?​

Explain the difference between assignment bias and selection bias.Which one is a threat to internal validity and which is a threat to external validity?

Selection bias is a threat to external validity.​

A research ____ is a general plan for implementing the research strategy.

The purpose of the correlational research strategy is to describe the relationship between two variables and measure its strength.

Describe the kind of question that each of the major five research strategies intends to answer.

What is an extraneous variable? How can it become a confounding variable? Describe a research study that contains an example of an extraneous variable.

Introduction, Acquiring Knowledge, and the Scientific Method.

Research Ideas and Hypotheses.

Defining and Measuring Variables.

Ethics in Research.

Selecting Research Participants.

The Experimental Research Strategy.

Experimental Designs: Between Subjects Design.

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

Which research strategies attempt to address the same question about the relationship between variables?

Experiments allow researchers to ____.

What is a confounding variable? How does it affect the validity of your research study? Describe a research study that contains an example of a confounding variable.

A researcher finds that in a laboratory a meditation session decreases anxiety scores of college students.The researcher wonders whether the meditation session would decrease anxiety in clients diagnosed with an anxiety disorder.This researcher is considering the ____ of the findings.

Any factor that allows for an alternative explanation for the results of a study is a threat to external validity.

A research design is a general approach that is intended to address a specific question.

A study examining the percentage of college-age students who are in committed relationships is an example of what research approach?

Selection bias is a threat to external validity.