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Define the concept of latency as it is used during the visual inspection of single-subject data, and recall what a short latency suggests about the relationship between the treatment and the behavior change.
Question: Define the concept of latency as it is used during the visual inspection of single-subject data, and recall what a short latency suggests about the relationship between the treatment and the behavior change.
Sample answer: In the visual inspection of single-subject data, latency refers to the duration of time it takes for the dependent variable to begin altering after conditions are changed. A short latency, where behavior changes almost immediately following the introduction of a new condition, suggests that the treatment was directly responsible for the change.
Key points:
- Latency is the duration of time it takes for the dependent variable to begin altering after conditions are changed.
- A short latency is characterized by behavior shifting almost immediately following the introduction of a new condition.
- A short latency provides strong evidence that the treatment was directly responsible for the change.
Rubric: To receive full credit, the response must define latency as the duration of time it takes for the dependent variable to begin changing after a condition change, and state that a short latency provides strong evidence that the treatment was directly responsible for that change.
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Research Methods in Psychology - 4th American Edition @ KPU
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During the visual inspection of single-subject data, what term describes the duration of time it takes for the dependent variable to begin altering after a new condition is introduced?
In single-subject research, a long latency period between the start of an intervention and the observed change in behavior increases the researcher's confidence that the intervention was the specific cause of that change.
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Analyze the following data scenarios from a single-subject research design. Match each observation of the dependent variable's behavior to the analytical conclusion that can be drawn regarding the intervention's effectiveness based on latency.
In single-subject research, why does a researcher's confidence in the effectiveness of a treatment increase when they observe a 'short latency' between the start of the intervention and the change in behavior?
In single-subject research, a short latency between the introduction of a new condition and a change in behavior provides strong evidence that the _____ was directly responsible for that change.
When a researcher determines that a behavior change provides weak evidence for a treatment's effectiveness because the shift occurred only after a significant delay following the start of the intervention, they are basing their negative evaluation on the observed _____.
A clinical psychologist is evaluating a client's hand-washing behavior in a single-subject design. Immediately after the psychologist introduces a mindfulness intervention, the frequency of hand-washing drops significantly. According to the principles of latency in visual inspection, this immediate change represents a short latency and provides strong evidence that the mindfulness intervention was directly responsible for the change.
Analyze the following descriptions of single-subject research observations and match each to its correct visual inspection concept or conclusion regarding latency.
Evaluate the following single-subject data scenarios. Order them from the strongest evidence of treatment effectiveness (1) to the weakest evidence of treatment effectiveness (3), based solely on the latency of the behavioral change.
Define the concept of latency as it is used during the visual inspection of single-subject data, and recall what a short latency suggests about the relationship between the treatment and the behavior change.
Based on the concept of latency in single-subject research, explain how the psychologist should interpret this immediate change in the child's behavior, and explain why this pattern affects the strength of the evidence for the treatment's effectiveness.
A researcher changes conditions in a single-subject study. If they observe a behavior shift that occurs only after a long delay versus a behavior shift that occurs almost immediately, how should they apply the concept of latency to evaluate which scenario provides stronger evidence of the treatment's effect? Limit your answer to one to three sentences.