Podcast
Questions and Answers
What is the primary concern in ensuring high internal validity in research design?
What is the primary concern in ensuring high internal validity in research design?
- Maximizing sample size
- Reducing researcher bias
- Increasing the number of experimental conditions
- Avoiding selection bias (correct)
What type of threat to internal validity is associated with changes in the instrument or observer over repeated testing?
What type of threat to internal validity is associated with changes in the instrument or observer over repeated testing?
- Mortality
- Experimenter bias
- History
- Instrument change (correct)
Which of the following is NOT a remedy for mortality as a threat to internal validity?
Which of the following is NOT a remedy for mortality as a threat to internal validity?
- Matched controls on factors related to attrition
- Increased sample size (correct)
- Control group
- Tripled-blind study
What type of threat to internal validity occurs when the researcher's expectations or biases influence the participant's response?
What type of threat to internal validity occurs when the researcher's expectations or biases influence the participant's response?
What is the primary purpose of using a control group in research design?
What is the primary purpose of using a control group in research design?
What is the primary concern of a researcher in terms of validity when designing a study?
What is the primary concern of a researcher in terms of validity when designing a study?
Which type of validity is concerned with the confidence that the outcome is due to the manipulation/measures used?
Which type of validity is concerned with the confidence that the outcome is due to the manipulation/measures used?
What is the primary goal of assessing the validity of a study?
What is the primary goal of assessing the validity of a study?
What is a consequence of not considering validity when designing a study?
What is a consequence of not considering validity when designing a study?
What is the definition of validity in the context of research?
What is the definition of validity in the context of research?
What is the primary purpose of discriminant validity?
What is the primary purpose of discriminant validity?
What is a key factor in determining high external validity?
What is a key factor in determining high external validity?
What is a threat to external validity?
What is a threat to external validity?
What is the primary concern of external validity?
What is the primary concern of external validity?
Why is random selection of participants rare in research?
Why is random selection of participants rare in research?
