There's no doubt about it, probability and statistics is an enormous field, encompassing topics from the familiar (like the average) to the complex (…

At the time of writing, I'm a 52 year-old working in the fields of mathematics and data science. In mathematics, that makes me well-seasoned (and probably well-tenured, if I had chosen to continue in academia). In data science, some would consider me a dinosaur. In fact, many older people considering a career in data science might be put off by the thought that data science is tough to break into at a later age. But is that statement true? Should the over 50 crowd put down their textbooks…

The standard error is really just a type of standard deviation. For this simple example, I've used three samples as an illustration of how the standard deviation and standard error differ as they relate to…

This picture compares two different types of bootstrap (parametric and non-parametric) with their traditional counterpart.

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