Learn how to use R to turn raw data into insight, knowledge, and understanding. This book introduces you to R, RStudio, and the tidyverse, a collection of R packages designed to work together to make data science fast, fluent, and fun. Suitable for readers with no previous programming experience, R for Data Science is designed to get you doing data science as quickly as possible. Authors Hadley Wickham and Garrett Grolemund guide you through the steps of importing, wrangling, exploring, and modeling your data and communicating the results. You'll get a complete, big-picture understanding of the data science cycle, along with basic tools you need to manage the details. Each section of the book is paired with exercises to help you practice what you've learned along the way. You'll learn how to: Wrangle—transform your datasets into a form convenient for analysis Program—learn powerful R tools for solving data problems with greater clarity and ease Explore—examine your data, generate hypotheses, and quickly test them Model—provide a low-dimensional summary that captures true "signals" in your dataset Communicate—learn R Markdown for integrating prose, code, and results

This new edition covers some of the key topics relating to the latest version of MS Office through Excel 2019, including the creation of custom ribbons by injecting XML code into Excel Workbooks and how to link Excel VBA macros to customize ribbon objects. It now also provides examples in using ADO, DAO, and SQL queries to retrieve data from databases for analysis. Operations such as fully automated linear and non-linear curve fitting, linear and non-linear mapping, charting, plotting, sorting, and filtering of data have been updated to leverage the newest Excel VBA object models. The text provides examples on automated data analysis and the preparation of custom reports suitable for legal archiving and dissemination. Functionality Demonstrated in This Edition Includes: Find and extract information raw data files Format data in color (conditional formatting) Perform non-linear and linear regressions on data Create custom functions for specific applications Generate datasets for regressions and functions Create custom reports for regulatory agencies Leverage email to send generated reports Return data to Excel using ADO, DAO, and SQL queries Create database files for processed data Create tables, records, and fields in databases Add data to databases in fields or records Leverage external computational engines Call functions in MATLAB® and Origin® from Excel

PCs made easy for visual learners Beginning computer users who want to see visually how things are done will learn quickly and easily with this full-color, step-by-step guide. Screen shots show clearly what you will see at each step, and numbered instructions guide you through dozens of common PC tasks. You’ll learn all the basics, plus some intermediate topics including how to use multimedia applications, the Internet, wireless technologies, Windows 7, Office 2010, mobile devices, and key security processes. Computer literacy is essential in today’s world; this full-color guide makes it easy for visual learners to get up to speed quickly Covers basic operating procedures, hardware and software, Windows 7, networks, the Internet, wireless devices, using multimedia applications, Office 2010, syncing with mobile devices, virus protection, and much more Each lesson is fully illustrated with screen shots and numbered, step-by-step instructions If you learn best when someone shows you how it’s done, Teach Yourself VISUALLY PCs is the computer book you’ve been looking for.

Electronic navigation, although still relatively new, is becoming increasingly more common, particularly on commercial vessels. This handbook offers a wealth of detailed information about how different charting systems operate and answers the most commonly asked questions regarding electronic charts (ENC, RNC, DNC) and electronic chart systems (ECD

Photoshop Elements is geared for business users, students, educators, and home users who want professional-looking images for their print and Web projects, but don't want or need the advanced power of Adobe Photoshop. With Photoshop Elements 7 for Windows: Visual QuickStart Guide, readers can start with a tour of the interface and image-editing basics, or they can look up specific tasks to learn just what they need to know. This task-based, visual reference guide uses step-by-step instructions and plenty of screenshots to show readers how to capture and import photos, reduce red eye, enhance color, work with layers, and much more. New features coverage includes: applying direct effects with the Adobe Smart Brush, softening surfaces and keeping edges crisp with a new filter, and finding photos easily with keywords. Both beginning and intermediate users will find everything they need here--in straightforward language and with readily accessible examples.