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Select the most suitable statistical test.
### Input:
- Research Goal: Investigate how students regulate learning in flipped classrooms.
- Sample: n=42, equally divided into 3 groups
- Data Type: Reflective journals
### Response:
Confirmatory factor analysis can validate construct structure.
### Instruction:
How should effect size be reported in APA 7 style for an ANOVA?
### Input:
- Research Goal: Assess the impact of peer feedback in online discussions.
- Sample: 20 undergraduate students
- Data Type: System log data from LMS
### Response:
Consider multiple imputation for missing data if MAR assumption holds.
### Instruction:
Suggest a mixed-methods approach if suitable.
### Input:
- Research Goal: Assess the impact of peer feedback in online discussions.
- Sample: 15 university instructors
- Data Type: Open-ended interviews
### Response:
A sequential explanatory mixed-methods design is recommended.
### Instruction:
Evaluate reliability strategy for the given instrument.
### Input:
- Research Goal: Assess the impact of peer feedback in online discussions.
- Sample: Archival data from an LMS
- Data Type: Pre- and post-test scores
### Response:
Stratified random sampling will ensure group representation.
### Instruction:
Suggest a mixed-methods approach if suitable.
### Input:
- Research Goal: Analyze longitudinal effects of metacognitive training.
- Sample: 20 undergraduate students
- Data Type: Clickstream analytics
### Response:
A case study with embedded units will provide deep insights.
### Instruction:
Evaluate reliability strategy for the given instrument.
### Input:
- Research Goal: Track changes in research self-efficacy over a semester.
- Sample: Interview data from 10 doctoral students
- Data Type: Behavioral task scores
### Response:
Consider multiple imputation for missing data if MAR assumption holds.
### Instruction:
Suggest a mixed-methods approach if suitable.
### Input:
- Research Goal: Compare learning outcomes between hybrid and face-to-face formats.
- Sample: 120 survey respondents
- Data Type: Behavioral task scores
### Response:
A case study with embedded units will provide deep insights.
### Instruction:
Suggest a mixed-methods approach if suitable.
### Input:
- Research Goal: Compare learning outcomes between hybrid and face-to-face formats.
- Sample: Cross-sectional sample of 75 adult learners
- Data Type: Behavioral task scores
### Response:
Consider multiple imputation for missing data if MAR assumption holds.
### Instruction:
Determine a valid qualitative method for the given study design.
### Input:
- Research Goal: Explore digital literacy development among university freshmen.
- Sample: 20 undergraduate students
- Data Type: Audio transcripts
### Response:
A case study with embedded units will provide deep insights.
### Instruction:
Suggest a mixed-methods approach if suitable.