Podcast
Questions and Answers
What is the matched-pairs design equivalent to?
What is the matched-pairs design equivalent to?
- The matched multigroup design
- The between-subjects design
- The within-subjects design
- The randomized multi-group design (correct)
What is the main advantage of within-subjects designs?
What is the main advantage of within-subjects designs?
- They are more suitable for complex designs
- They are less prone to subject attrition
- They reduce error variance due to individual differences among subjects (correct)
- They are less demanding on subjects
What is a potential source of carryover effects in within-subjects designs?
What is a potential source of carryover effects in within-subjects designs?
- Learning (correct)
- Motivation
- Attention
- Memory
What is a disadvantage of within-subjects designs?
What is a disadvantage of within-subjects designs?
What is habituation in the context of within-subjects designs?
What is habituation in the context of within-subjects designs?
Why may subjects compare treatments in within-subjects designs?
Why may subjects compare treatments in within-subjects designs?
What is the main purpose of holding extraneous variables constant in a single-factor randomized groups design?
What is the main purpose of holding extraneous variables constant in a single-factor randomized groups design?
What is a disadvantage of the randomized two-group design?
What is a disadvantage of the randomized two-group design?
What is the main difference between a parametric design and a nonparametric design?
What is the main difference between a parametric design and a nonparametric design?
What is the main advantage of a randomized multiple-group design over a randomized two-group design?
What is the main advantage of a randomized multiple-group design over a randomized two-group design?
What is the main purpose of a single-factor randomized groups design?
What is the main purpose of a single-factor randomized groups design?
Why is the randomized two-group design considered a simple design?
Why is the randomized two-group design considered a simple design?
What is the primary purpose of counterbalancing in a within-subjects design?
What is the primary purpose of counterbalancing in a within-subjects design?
What type of design is used when the number of treatment orders is equal to the number of treatments?
What type of design is used when the number of treatment orders is equal to the number of treatments?
What is the result of adaptation in a within-subjects design?
What is the result of adaptation in a within-subjects design?
When is a within-subjects design most suitable?
When is a within-subjects design most suitable?
What is the purpose of making treatment order an independent variable?
What is the purpose of making treatment order an independent variable?
What is the primary advantage of using techniques such as pre-training, practice sessions, or rest periods between treatments?
What is the primary advantage of using techniques such as pre-training, practice sessions, or rest periods between treatments?
What is a major source of error variance in a within-subjects design?
What is a major source of error variance in a within-subjects design?
What is the purpose of randomizing error variance across groups?
What is the purpose of randomizing error variance across groups?
What can be done to reduce error variance in a within-subjects design?
What can be done to reduce error variance in a within-subjects design?
What is the role of statistical analysis in handling error variance?
What is the role of statistical analysis in handling error variance?
What can be done to increase the effectiveness of the independent variable?
What can be done to increase the effectiveness of the independent variable?
What is the advantage of using random assignment of subjects to levels of the independent variable?
What is the advantage of using random assignment of subjects to levels of the independent variable?
What is the primary advantage of a factorial design?
What is the primary advantage of a factorial design?
What occurs when the effect of one independent variable changes over levels of a second independent variable?
What occurs when the effect of one independent variable changes over levels of a second independent variable?
What is the term for the separate effect of each independent variable in a factorial design?
What is the term for the separate effect of each independent variable in a factorial design?
What is the result of adding more independent variables to a factorial design?
What is the result of adding more independent variables to a factorial design?
What is the primary difference between a factorial design and a single-factor design?
What is the primary difference between a factorial design and a single-factor design?
What is the term for a factorial design with more than two independent variables?
What is the term for a factorial design with more than two independent variables?
