Tag: Distribution
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Is there good evidence for the ‘paradox of choice’?
The paradox of choice seems relevant in our modern consumer culture. Though it goes by many names[note]Choice overload, overchoice.[/note] it was popularised by Barry Schwartz in his 2004 book ‘The Paradox of Choice – Why More Is Less’. The concept as was initially proposed is straightforward: when presented with a large number of options, consumers…
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You can’t assume a normal distribution for your data with N>30
The central limit theorem (CLT) is one of the most foundational concepts in all probability (Daly, 2013). It is commonly understood as: when the means of a variable with a suitable number of observations is plotted on a graph, it can form a normal distribution. When the data comes from many independent and random events, the sum…
PsychBrief 