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A Friendly Guide to Data Science: Everything You Should Know About the Hottest Field in Tech

Name: A Friendly Guide to Data Science: Everything You Should Know About the Hottest Field in Tech
Author: Kelly P. Vincent
ISBN: 9798868811692

by Kelly P. Vincent

June 2025

Beginner

901 pages

19h 58m

English

Apress

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Content preview from A Friendly Guide to Data Science: Everything You Should Know About the Hottest Field in Tech

K. P. VincentA Friendly Guide to Data ScienceFriendly Guides to Technologyhttps://doi.org/10.1007/979-8-8688-1169-2_13

13. For the Preppers: Data Gathering and Preprocessing

Kelly P. Vincent¹

(1)

Renton, WA, USA

Introduction

By now, you probably know why we need to get the right data and prepare it properly—a forecast or analysis is only as good as the data that went into making it. The garbage in/garbage out maxim really is true in the data science world, and the chance that data in its rawest form will be good in a machine learning model without processing is very slim. That doesn’t mean that the data doesn’t contain massively useful info, but it’s not inherently ...

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