So, you’ve got to read a statistics book. Maybe you’re taking a statistics course, or maybe you are working on some research and need to learn something about statistics. And the text isn’t something with a bright colored cover and a title like “Statistics for Dummies who think they don’t like statistics: The cartoon version”. No, it’s a text. And it hasn’t got a lot of fancy sidebars and things. And it’s got formulas. And you don’t like formulas.
What to do?
Continue reading 'Peter Flom’s Statistics 101: How to read a statistics book'»
When learning statistics, you may learn about ANOVA (analysis of variance), ANCOVA (analysis of covariance) and ordinary least squares regression. The way these are taught in many fields leaves many people confused. Indeed, many people do not realize these are all the same model. Continue reading 'Peter Flom’s Statistics 101: ANOVA, ANCOVA, regression: What’s what?'»
Often, when reading a statistics book, you will see some variation on the phrase “independent data“. Many models assume that the data are independent. Sometimes this is abbreviated as part of the acronym iid which means independent and identically distributed.
You may get confused between this and the case of independent and dependent variables. But the two ideas are quite different.
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