In this book, you’ll learn how many of the most fundamental data science tools and algorithms work by implementing them from scratch. If you have an aptitude for mathematics and some programming skills, author Joel Grus will help you get comfortable with the math and statistics at the core of data science, and with hacking skills you need to get started as a data scientist. Today’s messy glut of data holds answers to questions no one’s even thought to ask. This book provides you with the know-how to dig those answers out. Get a crash course in Python Learn the basics of linear algebra, statistics, and probability—and understand how and when they're used in data science Collect, explore, clean, munge, and manipulate data Dive into the fundamentals of machine learning Implement models such as k-nearest Neighbors, Naive Bayes, linear and logistic regression, decision trees, neural networks, and clustering Explore recommender systems, natural language processing, network analysis, MapReduce, and databases

    Rather it offers a mosaic of observations of the challenges and thrills of this particular time of a parent's life. It is an accessible and humourous book in which parents are offered a perspective on a process that, while deeply personal, should not be taken personally.

    Jacobs's riotous—and surprisingly informative—ventures into experiential journalism. The Know-It-All:  Puzzle along with A.J. as he endeavors to read—and retain—the entire encyclopedia, and discover what exactly it is he learns along the way. The Year of Living Biblically:  Discover what life would be like in the 21st century if you lived precisely by the dictates of the Bible—the insights gained about religion might surprise you. My Life as an Experiment: Join A.J. on a roller-coaster tour of life as a human guinea pig: he explores both the perks and pitfalls of various undertakings in a series of charming essays, including those titled “My Outsourced Life" and "My Life as a Beautiful Woman."

    It demands mental resilience and resistance to pain. It explores character, beyond a capacity to endure punishment. Dylan Hartley, one of England's most successful captains, tells a story of hard men and harsh truths. From the sixteen-year-old Kiwi who travelled alone to England, to the winner of ninety-seven international caps, he describes with brutal clarity the sport's increasing demand on players and the toll it takes on their mental health, as well as the untimely injury that shattered his dreams of leading England in the 2019 World Cup.The Hurt is rugby in the raw, a unique insight into the price of sporting obsession. 'Few have had more twists and turns in a pro rugby career' Robert Kitson, Guardian ' Anyone who cares about the game, in which he won 97 caps for England and played 250 times for Northampton, should read Hartley's book' Don McRae, Guardian

    It provides scriptural solutions to life altering problems such as low self-esteem, abuse, and depression. Black Girls Don’t Cry frees us from the bondage of regrets, encourages us to drop the baggage from our past, and moves us forward towards a renewed strength in Christ.

    The book begins by introducing the R language, including the development environment. Focusing on practical solutions, the book also offers a crash course in practical statistics and covers elegant methods for dealing with messy and incomplete data using features of R.About the TechnologyR is a powerful language for statistical computing and graphics that can handle virtually any data-crunching task. It runs on all important platforms and provides thousands of useful specialized modules and utilities. This makes R a great way to get meaningful information from mountains of raw data.About the BookR in Action is a language tutorial focused on practical problems. It presents useful statistics examples and includes elegant methods for handling messy, incomplete, and non-normal data that are difficult to analyze using traditional methods. And statistical analysis is only part of the story. You'll also master R's extensive graphical capabilities for exploring and presenting data visually. Purchase of the print book comes with an offer of a free PDF, ePub, and Kindle eBook from Manning. Also available is all code from the book. What's InsidePractical data analysis, step by stepInterfacing R with other softwareUsing R to visualize dataOver 130 graphsEight reference appendixes================================Table of ContentsPart I Getting startedIntroduction to RCreating a datasetGetting started with graphsBasic data managementAdvanced data managementPart II Basic methodsBasic graphsBasic statisticsPart III Intermediate methodsRegressionAnalysis of variancePower analysisIntermediate graphsRe-sampling statistics and bootstrappingPart IV Advanced methodsGeneralized linear modelsPrincipal components and factor analysisAdvanced methods for missing dataAdvanced graphics

    This text concisely describes the Python language and its programming environment for those readers already familiar with languages such as C and C++.

    He takes you inside a typical interview by exploring the various types of case questions and he shares with you the acclaimed Ivy Case System which will give you the confidence to answer even the most sophisticated cases. The book includes over 40 strategy cases, ten case starts exercises and 21 ways to cut costs, plus much, much more!

    

    Illustrations and examples throughout show you how you can apply research to practice. Studying is made easy with a book-specific website that provides you with tutorial quizzes and links to additional related concepts. Outlines, introductions, boxes, chapter endings with main points, review questions and exercises, and internet exercises provide you with the information and practice you need to succeed in this course.

    This simple way to manage your household income and expenses includes a stylish cover, coin purse, places for your checkbook and check register, memo pad, debit card holders, and extra cash-management envelopes.

    Now they're looking for help. Ron Deal, who has counseled single parents and remarried couples for many years, helps single parents--as well as those who date them--navigate the potential pitfalls involved. He gives perspective on when a relationship may be harmful to the children as well as how it can be a blessing to all. Always at the forefront is the goal of strengthening families. Includes questions for individual or group study.

    It reviews the research from multiple perspectives, but emphasizes the implications of social roles, status, and gender-related traits, particularly for relationships and health-areas that are central to students' lives and that have a great impact on their day-to-day functioning. The text is designed for upper-level undergraduate/graduate-level gender-focused courses in a variety of departments.

    "Interpersonal Communication, 2e" demonstrates how effective interpersonal communication can make students' lives better. With careful consideration given to the impact of computer-mediated communication, the program reflects the rapid changes of the modern world in which today's students live and interact. The program also helps students understand and build interpersonal skills and choices for their academic, personal, and professional lives.

    Combining historical perspective with analysis of modern trends, this expanded edition charts the evolution of modern American health care, providing a complete examination of its organization and delivery while offering critical insight into the issues that the U.S. health system faces today. From a physician-dominated system to one defined by managed care and increasingly sophisticated technology, this essential text explains the transformation underway and the professional, political, social, and economic forces that guide it today and will in the future. Exhaustive in breadth and balanced in perspective, Health Care USA, Seventh Edition, provides students with a clearly organized, straightforward illustration of the complex structures, relationships and processes of this rapidly growing, $2.5 trillion industry. The seventh edition has been thoroughly revised to reflect recent developments in this dynamic industry. The latest edition features: - A comprehensive overview of the complex and evolving U.S. health care system, plus revised data, material and analysis throughout. - The latest benchmark developments in health care, including the response of public health to swine flu and the Obama administration's health care reform. - A look at the recent recession's effects on hospital finances. - New projections and data trends on the country's health care spending. - A forward-looking perspective on the future of the U.S. health care system.