Learn Before
Based on the provided concept, explain why a quasi-experimental design is suitable for this study. Your response should describe how the clinical scenario illustrates the ethical, logistical, or practical constraints mentioned in the concept.
Case context: A clinical psychologist wants to test a new therapy for anxiety in a community clinic. The clinic director states that the therapists' schedules are fixed, making it impossible to assign patients randomly to different therapists. Furthermore, the director explains that they cannot ethically assign anxious patients to a no-treatment control group because it would withhold necessary psychological care from those who need it.
Question: Based on the provided concept, explain why a quasi-experimental design is suitable for this study. Your response should describe how the clinical scenario illustrates the ethical, logistical, or practical constraints mentioned in the concept.
Sample answer: A quasi-experimental design is suitable for this study because the researcher faces real-world constraints that prevent random assignment. Specifically, the fixed schedules of the therapists represent a logistical/practical constraint, and the inability to withhold care from patients who need it represents an ethical constraint. Since these constraints make random assignment impossible, a quasi-experiment allows the psychologist to evaluate the treatment's effectiveness without violating these limits.
Key points:
- Explain that withholding care from anxious patients represents an ethical constraint.
- Explain that fixed schedules represent a logistical or practical constraint.
- Acknowledge that these constraints make random assignment challenging or impossible.
- Connect these constraints to the choice of a quasi-experimental design to assess treatment effectiveness.
Rubric: The response must explain how the clinical scenario reflects the constraints described in the concept (specifically ethical constraints from withholding care, and logistical/practical constraints from fixed therapist schedules) and how these constraints necessitate a quasi-experimental design rather than a randomized experiment.
0
1
Tags
KPU
Research Methods in Psychology - 4th American Edition @ KPU
Related
What is a primary application of quasi-experimental research in real-world field settings?
Researchers typically choose quasi-experimental designs when they have full control over the environment and can easily randomly assign participants to different conditions.
Match each psychology research scenario with the primary reason a quasi-experimental design was applied instead of a true experiment.
Arrange the logical steps a researcher takes when analyzing a study's requirements to determine that a quasi-experimental design is the most appropriate choice for evaluating a treatment.
Match each term related to the application of quasi-experimental research with its correct definition based on the concept description.
When evaluating the effectiveness of a new psychotherapeutic treatment in a clinical setting, why would a researcher most likely utilize a quasi-experimental design instead of a true experiment?
A researcher chooses a quasi-experimental design for a new psychotherapeutic treatment because random assignment would require withholding care from a control group. In this scenario, _____ considerations serve as the primary criterion for judging whether this design is appropriate for the field setting.
A school district implements a new literacy intervention in all classrooms at one elementary school and uses a nearby school with similar demographics as the comparison group, because randomly assigning individual students to conditions would disrupt normal classroom instruction. Applying the principles of quasi-experimental research, this design is appropriate for the study's real-world field setting.
A graduate student compares two studies evaluating the same cognitive-behavioral therapy program: Study A randomly assigned participants to treatment or control conditions, while Study B used a pre-existing group of patients receiving the therapy alongside a comparable group who were not. When analyzing why Study B is classified as quasi-experimental rather than a true experiment, the student correctly identifies that the absence of _____ is the defining methodological distinction between the two designs.
A research methods instructor asks students to evaluate whether a colleague's decision to use a quasi-experimental design to study a workplace mindfulness program was justified. Arrange the following evaluative steps in the order that best reflects a systematic, defensible judgment of that design decision.
Based on the provided concept, state the primary purposes for which quasi-experiments are frequently employed and list the three main types of constraints that make random assignment challenging or impossible in real-world field settings.
Based on the provided concept, explain why a quasi-experimental design is suitable for this study. Your response should describe how the clinical scenario illustrates the ethical, logistical, or practical constraints mentioned in the concept.
A school administrator wants to evaluate the impact of a new educational intervention (a reading comprehension software) in a school district. Since students cannot be randomly assigned to classrooms due to district scheduling policies, what research design should the administrator use, and what is the specific treatment being assessed in this field setting?