methodology
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How to Calculate Sample Size for a Thesis: G*Power vs the Krejcie-Morgan Table vs Cochran (2026)
Three methods, three different jobs, and most scholars pick the wrong one. G*Power for hypothesis testing, Krejcie-Morgan when you have a finite population, Cochran when you do not…
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Which Statistical Test Should I Use for My Thesis? A Decision Table (2026)
Four questions decide the test: what kind of variables, how many groups, related or independent, and does the data meet the assumptions. A full decision table mapping designs…
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How to Write the Results Chapter: APA Tables, Figures and Reporting Statistics (2026)
Chapter 4 fails for mechanical reasons: tables that repeat the text, missing notes, inconsistent decimals, and statistics reported without effect sizes. The APA 7 table anatomy, the reporting…
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What Is an Acceptable Cronbach’s Alpha for a Thesis?
The commonly cited range is 0.70 to 0.95, not a single pass mark — and a very high alpha can be worse news than a low one. What…
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How Many Interviews Are Enough for a Qualitative Thesis?
The published evidence clusters between 9 and 30 interviews depending on how homogeneous your sample is and how tightly your question is drawn — but the number is…