Table of Contents
Preface
1
Data Science Terminology
What is data science?
Understanding basic data science terminology
Why data science?
Example – predicting COVID-19 with machine learning
The data science Venn diagram
The math
Computer programming
Example – parsing a single tweet
Domain knowledge
Some more terminology
Data science case studies
Case study – automating government paper pushing
Case study – what’s in a job description?
Summary
2
Types of Data
Structured versus unstructured data
Quantitative versus qualitative data
Digging deeper
The four levels of data
The nominal level
Measures of center
The ordinal level
The interval level
The ratio level
Data is in the eye of the beholder
Summary
Questions and answers
3
The Five Steps of Data ...
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