Exam 6: Research Strategies and Validity.

A study examining the relationship between humor and memory compares memory performance scores for one group presented with humorous sentences and a second group presented with nonhumorous sentences.The participants presented with the humorous sentences are all males.The participants presented with the nonhumorous sentences are all females.In this study,gender (male/female)is best characterized as a(n)____ variable.

(Multiple Choice)

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Question 21

A researcher is concerned that experimental results obtained with college students may not apply to adults in the general population.This illustrates a concern with ____ validity.

(Multiple Choice)

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Question 22

Deciding whether a study will compare different groups of individuals or examine changes within the same group of individuals involves a decision about the research ____.

(Multiple Choice)

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Question 23

An extraneous variable can become a confounding variable if it changes systematically along with the other variables being examined in a research study.

(True/False)

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Question 24

The ____ of a research study is concerned with factors in the study that raise doubts about the interpretation of the results.

(Multiple Choice)

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Question 25

If the participants in one treatment condition are noticeably older than the participants in another treatment condition,then participant age is a confounding variable.

(True/False)

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Question 26

If there are two or more possible explanations for the results of a research study,then the study has a problem with external validity.

(True/False)

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Question 27

A research study records a score measuring Facebook use and a score measuring happiness level for each individual in a group of 20-year-old women.The study intends to determine whether there is a relationship between the two variables.This study is best characterized as ____ research.

(Multiple Choice)

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Question 28

The descriptive research strategy is the only strategy that is not concerned with relationships between variables.

(True/False)

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Question 29

Which question can be addressed with a descriptive strategy?

(Multiple Choice)

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Question 30

Which research strategies produce similar data structures that use similar statistical analyses?

(Multiple Choice)

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Question 31

Experimenter bias and participant reactivity can threaten both internal and external validity.

(True/False)

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Question 32

Which question is best addressed with the experimental strategy?

(Multiple Choice)

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Question 33

A study is ____ if it produces only one explanation for the results.

(Multiple Choice)

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Question 34

Which question is best addressed with the correlational strategy?

(Multiple Choice)

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Question 35

A(n)____variable is a variable in a study that is not being directly studied.

(Multiple Choice)

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Question 36

A researcher designs a study to determine whether female preschoolers prefer sweetened or unsweetened cereal.The researcher first presents the children with the sweet cereal and measures how much they ate.Later,during the same session,the researcher presents the children with the unsweetened cereal and measures how much they ate.The research finds that the group of preschoolers ate more of the sweetened cereal and therefore prefers the sweetened cereal.Is this conclusion justified?

(Multiple Choice)

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Question 37

A researcher designs a study to determine whether teaching style affects third grader's motivation to succeed in math.One teacher,with one style,teaches math to one class of children.Another teacher,with a different style,teaches math to a different class of children.The researcher finds that the children in the first class are more motivated to succeed in math.These differences in motivation can be explained by ____.

(Multiple Choice)

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Question 38

If a researcher finds that room color influences mood of the adults in a sample,then the researcher would like to conclude that room color affects the mood of ____.

(Multiple Choice)

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Question 39

A researcher finds that a particular medication causes rats' memory to improve.A second researcher plans to test this medication with humans diagnosed with Alzheimer's disease.The second researcher is addressing the problem of ____.

(Multiple Choice)

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Question 40

Showing 21 - 40 of 66

A researcher is concerned that experimental results obtained with college students may not apply to adults in the general population.This illustrates a concern with ____ validity.

Deciding whether a study will compare different groups of individuals or examine changes within the same group of individuals involves a decision about the research ____.

An extraneous variable can become a confounding variable if it changes systematically along with the other variables being examined in a research study.

The ____ of a research study is concerned with factors in the study that raise doubts about the interpretation of the results.

If the participants in one treatment condition are noticeably older than the participants in another treatment condition,then participant age is a confounding variable.

If there are two or more possible explanations for the results of a research study,then the study has a problem with external validity.

A research study records a score measuring Facebook use and a score measuring happiness level for each individual in a group of 20-year-old women.The study intends to determine whether there is a relationship between the two variables.This study is best characterized as ____ research.

The descriptive research strategy is the only strategy that is not concerned with relationships between variables.

Which question can be addressed with a descriptive strategy?

Which research strategies produce similar data structures that use similar statistical analyses?

Experimenter bias and participant reactivity can threaten both internal and external validity.

Which question is best addressed with the experimental strategy?

A study is ____ if it produces only one explanation for the results.

Which question is best addressed with the correlational strategy?

A(n)____variable is a variable in a study that is not being directly studied.

If a researcher finds that room color influences mood of the adults in a sample,then the researcher would like to conclude that room color affects the mood of ____.

A researcher finds that a particular medication causes rats' memory to improve.A second researcher plans to test this medication with humans diagnosed with Alzheimer's disease.The second researcher is addressing the problem of ____.

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.

A researcher is concerned that experimental results obtained with college students may not apply to adults in the general population.This illustrates a concern with ____ validity.

Deciding whether a study will compare different groups of individuals or examine changes within the same group of individuals involves a decision about the research ____.​

An extraneous variable can become a confounding variable if it changes systematically along with the other variables being examined in a research study.​

The ____ of a research study is concerned with factors in the study that raise doubts about the interpretation of the results.​

If the participants in one treatment condition are noticeably older than the participants in another treatment condition,then participant age is a confounding variable.

If there are two or more possible explanations for the results of a research study,then the study has a problem with external validity.​

A research study records a score measuring Facebook use and a score measuring happiness level for each individual in a group of 20-year-old women.The study intends to determine whether there is a relationship between the two variables.This study is best characterized as ____ research.

The descriptive research strategy is the only strategy that is not concerned with relationships between variables.​

Which question can be addressed with a descriptive strategy?​

Which research strategies produce similar data structures that use similar statistical analyses?

Experimenter bias and participant reactivity can threaten both internal and external validity.

Which question is best addressed with the experimental strategy?​

A study is ____ if it produces only one explanation for the results.

Which question is best addressed with the correlational strategy?​

A(n)____variable is a variable in a study that is not being directly studied.​

If a researcher finds that room color influences mood of the adults in a sample,then the researcher would like to conclude that room color affects the mood of ____.​

A researcher finds that a particular medication causes rats' memory to improve.A second researcher plans to test this medication with humans diagnosed with Alzheimer's disease.The second researcher is addressing the problem of ____.​

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

Deciding whether a study will compare different groups of individuals or examine changes within the same group of individuals involves a decision about the research ____.

An extraneous variable can become a confounding variable if it changes systematically along with the other variables being examined in a research study.

The ____ of a research study is concerned with factors in the study that raise doubts about the interpretation of the results.

If there are two or more possible explanations for the results of a research study,then the study has a problem with external validity.

The descriptive research strategy is the only strategy that is not concerned with relationships between variables.

Which question can be addressed with a descriptive strategy?

Which question is best addressed with the experimental strategy?

Which question is best addressed with the correlational strategy?

A(n)____variable is a variable in a study that is not being directly studied.

If a researcher finds that room color influences mood of the adults in a sample,then the researcher would like to conclude that room color affects the mood of ____.

A researcher finds that a particular medication causes rats' memory to improve.A second researcher plans to test this medication with humans diagnosed with Alzheimer's disease.The second researcher is addressing the problem of ____.