September 2018
Beginner to intermediate
310 pages
7h 56m
English
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Chapter 3
Examining Continuous Variables
Normality is a myth; there never was, and never will be, a normal distribution.
Roy Geary (“Testing for Normality”)1
Summary
Chapter 3 looks at ways of displaying individual continuous variables.
3.1 Introduction
A continuous variable can in theory take any value over its range. (In practice data for continuous variables are generally rounded to some level of measurement accuracy.) Many different plots have been suggested for displaying data distributions of continuous variables and they all have the same aim: to display the important features of the data. Some plots emphasise one feature over another, some are very specialised, some require more deciphering than others. Perhaps the reason there are so ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.