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Programming Skills for Data Science: Start Writing Code to Wrangle, Analyze, and Visualize Data with R, First Edition
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Programming Skills for Data Science: Start Writing Code to Wrangle, Analyze, and Visualize Data with R, First Edition

by Joel Ross, Michael Freeman
November 2018
Intermediate to advanced
384 pages
12h 21m
English
Addison-Wesley Professional
Content preview from Programming Skills for Data Science: Start Writing Code to Wrangle, Analyze, and Visualize Data with R, First Edition

9Understanding Data

Previous chapters have introduced the basic programming fundamentals for working with data, detailing how you can tell a computer to do data processing for you. To use a computer to analyze data, you need to both access a data set and interpret that data set so that you can ask meaningful questions about it. This will enable you to transform raw data into actionable information.

This chapter provides a high-level overview of how to interpret data sets as you get started doing data science—it details the sources of data you might encounter, the formats that data may take, and strategies for determining which questions to ask of that data. Developing a clear mental model of what the values in a data set signify is a necessary ...

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Publisher Resources

ISBN: 9780135159071