Research Methods: Testing Effect and Statistical Regression

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What is the term for the phenomenon where extremely high scores become lower and extremely low scores become higher during post-testing?

Mortality/Attrition

Statistical Regression (correct)

Testing effect

Selection Bias

What type of bias occurs when participants are chosen for different treatment groups based on different criteria?

Selection Bias (correct)

Statistical Regression

Testing effect

Mortality/Attrition

What is the term for the differential loss of participants from various comparison groups in an experiment?

Testing effect

Selection Bias

Statistical Regression

Mortality/Attrition (correct)

What is an example of a participant effect as an extraneous variable?

All of the above Signup and view all the answers

What occurs when experimental groups are selected and are maturing at different rates?

Selection by maturation interaction Signup and view all the answers

Why may the scores of extremely heavy smokers, selected for education to reduce smoking, change during post-testing?

Due to Statistical Regression Signup and view all the answers

What is the purpose of matching by holding confound variables constant in a study?

To eliminate the effect of a confounding variable on the outcome Signup and view all the answers

In which areas of psychology is survey method almost never used?

Cognitive psychology or psychophysics Signup and view all the answers

What is the goal of matching by equating participants in a study?

To eliminate the effect of extraneous variables on the outcome Signup and view all the answers

What is a major limitation of the non-equivalent control group design?

The groups are not equivalent, which can lead to confounding variables Signup and view all the answers

What is one of the strengths of survey method?

It can be used to predict behaviour Signup and view all the answers

What is a limitation of mail survey?

The return rate is usually low Signup and view all the answers

What is an example of an extraneous variable that might need to be controlled for in a study on TV violence?

Age Signup and view all the answers

What is the purpose of pretesting in the non-equivalent pretest-posttest design?

To measure the dependent variable Signup and view all the answers

Which type of survey is most useful when a researcher needs to use a larger sample and/or the questionnaire is lengthy?

Mail survey Signup and view all the answers

What is the purpose of building the extraneous variable into the study design?

To isolate the effect of the extraneous variable from the other independent variables Signup and view all the answers

In the non-equivalent control group design, what is the effect of stress management on hypertensive patients an example of?

A quasi-experiment Signup and view all the answers

What is a major difference between a true experiment and a quasi-experiment?

The use of random assignment Signup and view all the answers

Why is it important to control for extraneous variables in a study?

To ensure a more accurate comparison between groups Signup and view all the answers

What is a limitation of group administration?

Participants may not treat the questionnaire with the seriousness Signup and view all the answers

What is a potential problem with the non-equivalent pretest-posttest design?

Differences between the groups may be due to initial differences Signup and view all the answers

What is an advantage of internet survey?

The researcher can reach a large number of potential participants Signup and view all the answers

Why is the non-equivalent control group design similar to the true experiment posttest-only design?

Both designs measure the dependent variable only once Signup and view all the answers

What is the major variable in Developmental Research Designs?

Age Signup and view all the answers

What is the primary advantage of Cross-Sectional Study?

It can be conducted quickly and easily Signup and view all the answers

What is the key limitation of Cross-Sectional Study?

Participants who are tested are of different cohorts Signup and view all the answers

What is the primary characteristic of a Longitudinal Study?

A single group of participants is followed over a period of time Signup and view all the answers

What is a common example of a study using a Cross-Sectional design?

Investigating how intelligence varies with age by testing participants of different ages Signup and view all the answers

What do Longitudinal Studies generally consider more effective than Cross-Sectional Studies?

Studying participants over a long period of time Signup and view all the answers

Research Methods: Testing Effect and Statistical Regression

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Questions and Answers

What is the term for the phenomenon where extremely high scores become lower and extremely low scores become higher during post-testing?

What type of bias occurs when participants are chosen for different treatment groups based on different criteria?

What is the term for the differential loss of participants from various comparison groups in an experiment?

What is an example of a participant effect as an extraneous variable?

What occurs when experimental groups are selected and are maturing at different rates?

Why may the scores of extremely heavy smokers, selected for education to reduce smoking, change during post-testing?

What is the purpose of matching by holding confound variables constant in a study?

In which areas of psychology is survey method almost never used?

What is the goal of matching by equating participants in a study?

What is a major limitation of the non-equivalent control group design?

What is one of the strengths of survey method?

What is a limitation of mail survey?

What is an example of an extraneous variable that might need to be controlled for in a study on TV violence?

What is the purpose of pretesting in the non-equivalent pretest-posttest design?

Which type of survey is most useful when a researcher needs to use a larger sample and/or the questionnaire is lengthy?

What is the purpose of building the extraneous variable into the study design?

In the non-equivalent control group design, what is the effect of stress management on hypertensive patients an example of?

What is a major difference between a true experiment and a quasi-experiment?

Why is it important to control for extraneous variables in a study?

What is a limitation of group administration?

What is a potential problem with the non-equivalent pretest-posttest design?

What is an advantage of internet survey?

Why is the non-equivalent control group design similar to the true experiment posttest-only design?

What is the major variable in Developmental Research Designs?

What is the primary advantage of Cross-Sectional Study?

What is the key limitation of Cross-Sectional Study?

What is the primary characteristic of a Longitudinal Study?

What is a common example of a study using a Cross-Sectional design?

What do Longitudinal Studies generally consider more effective than Cross-Sectional Studies?

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