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R Programming By Example

You're reading from   R Programming By Example Practical, hands-on projects to help you get started with R

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Product type Paperback
Published in Dec 2017
Publisher Packt
ISBN-13 9781788292542
Length 470 pages
Edition 1st Edition
Languages
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Authors (2):
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Omar Trejo Navarro Omar Trejo Navarro
Author Profile Icon Omar Trejo Navarro
Omar Trejo Navarro
Omar Trejo Navarro Omar Trejo Navarro
Author Profile Icon Omar Trejo Navarro
Omar Trejo Navarro
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Toc

Table of Contents (12) Chapters Close

Preface 1. Introduction to R 2. Understanding Votes with Descriptive Statistics FREE CHAPTER 3. Predicting Votes with Linear Models 4. Simulating Sales Data and Working with Databases 5. Communicating Sales with Visualizations 6. Understanding Reviews with Text Analysis 7. Developing Automatic Presentations 8. Object-Oriented System to Track Cryptocurrencies 9. Implementing an Efficient Simple Moving Average 10. Adding Interactivity with Dashboards 11. Required Packages

Simulating Sales Data and Working with Databases

The Food Factory example is about a fictitious company called The Food Factory. They sell custom meals for people looking for healthy food. They allow their customers to choose the macronutrients combinations they want, as well as their protein sources. Macronutrients are the base for any diet, and they are composed of carbohydrates, proteins, and fats. Customers can choose the percentage of each macronutrient, as well as their protein source (fish, chicken, beef, or vegetarian); then, The Food Factory will come up with a tasty meal which fulfills their diet specifications. They have found some great combinations this way, and if they continue to do as well as they have, they will add more meal options, as well as fixed recipes, according to what their customers like most.

The Food Factory has done a good job so far and they have...

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