Research Methods
Browse articles by category and topic.
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Action Research as a Social Work Thesis (2026): When It’s Accepted, Cycle Structure, and What Examiners Expect
When action research is accepted as a social work thesis, the plan-act-observe-reflect cycle, how many cycles you need, genuine stakeholder…
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Data Collection Instruments: Survey, Interview and Observation Templates for Your Thesis (2026)
Three complete, copy-able data collection instrument templates for a thesis: a questionnaire shell, a semi-structured interview guide and an observation…
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Population, Sample and Sampling for a Public Health Thesis (2026): Inclusion Criteria, Design Choice and Sample Size
How to define your target and study population, write inclusion and exclusion criteria, choose a probability or non-probability sampling design,…
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Research Questions, Hypotheses and Variables for a Psychology Dissertation (2026): Worked Examples From Six Sub-fields
A step-by-step guide to the hypotheses page of a psychology dissertation proposal: from research problem to question, null and directional…
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Validated Instruments for an Education Dissertation (2026): Student, Teacher, Classroom and School-Level Measures and How to Report Them
A catalogue of the validated instruments US education dissertations actually use at each level of the system, from the MSLQ,…
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Common Method Bias in Survey Research: What It Is, What to Do About It, and Why Harman’s Test Is Not Enough (2026)
Common method bias is a design problem, not a statistics problem. The four sources, the procedural remedies that actually work,…
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Can You Research Your Own Workplace? Insider Research, Gatekeepers and the Dual-Role Problem (2026)
Yes, with conditions. Why insider studies fail ethics review — missing gatekeeper approval, recruiting people you manage, and promising an…
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How to Code Interviews in NVivo Step by Step (2026)
From an empty NVivo project to defensible themes: setting up cases and attributes, coding flat before building a hierarchy, the…
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Boolean Search Strings for Academic Databases: 12 Rules and Why the Same String Behaves Differently in Each One (2026)
PubMed reads left to right; Scopus follows an operator precedence order. That and three other documented differences mean one string…
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Translating a Validated Scale for Your Thesis: Back-Translation and Cross-Cultural Adaptation (2026)
A translated questionnaire is a new instrument until you show otherwise. The Beaton five-stage adaptation protocol, the four types of…