February 2019
Beginner to intermediate
284 pages
6h 20m
English
Choosing a chart requires knowing your data. Charts are a means of communication aimed at revealing information, so the main question is: what do you want to show? Once you've answered that question, you should analyze your data and discover what kind of data you have. Data values used in visualizations can usually be classified as one of these three types:
What is the purpose of you chart? Do you wish to reveal relationships, trends, or causality? What kind of relationship do you wish to emphasize? Do your variables ...