Tag: Data analysis
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How to summarise Likert scale data using SPSS
If you want to convert multiple Likert item scores in a combined scale, here’s one way to do it using SPSS.
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Dependent and independent variables, using SPSS, and minding one’s manners
This post will teach you three things: how to tell dependent and independent variables apart; how to calculate correlations; and how not to piss me off.
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Revisiting Likert scales, levels of measurement: a nuanced understanding
This post revisits the debate about Likert scales: are they ordinal or interval data, and what does this mean for analysis? While individual items only yield ordinal data, some argue composite scales may be treated as interval. The discussion weighs these perspectives, highlights common pitfalls (like calculating means), and points readers to further resources on…
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How to Interpret Likert Scales: Midpoints, Means, Medians and Statistical Significance
Learn how to interpret Likert scale data: understand true midpoints, why medians are better than means, and how to test significance.