Move beyond point estimates to consider the confidence interval, which provides a range of possible values. See how this tool gives an accurate estimate for a large population by sampling a relatively small subset of individuals. Then learn about the choice of confidence level, which is often specified as 95%. Investigate what happens when you adjust the confidence level up or down.

Offers more than one thousand practice questions with answer explanations, example essays, and speaking responses, and includes model paper-based and computer-based tests that reflect the actual exams in length, format, and degree of difficulty.

"Millions of people are calorie-conscious. They measure the number of estimated calories contained in their meals primarily because they wish to lose weight or avoid gaining it. But many of these people miss the big picture, the fact that regular exercise is as important as caloric discipline. This book explains the ins and outs of calories for young children. It describes the sources of calories, daily calorie needs, the meaning of 'empty' calories,...

No skill is more important in today's world than being able to think about, understand, and act on information in an effective and responsible way. What's more, at no point in human history have we had access to so much information, with such relative ease, as we do in the 21st century. But because misinformation out there has increased as well, critical thinking is more important than ever. These 24 rewarding lectures equip you with the knowledge

...

Creating high-quality, accurate estimates is a critical part of construction. Learn what it takes to get started as a professional estimator. Detailed, accurate estimates are a critical part of construction, and professional estimators are in demand. Without estimates, construction managers can't build budgets, get approvals, and hire workers. If you're interested in construction estimating to create bids for your business, or as a full-time career,...

Learn how to use the advanced features in Trimble Accubid Classic Pro to more efficiently complete bid estimates. Leverage the advanced features in Trimble Accubid Classic Pro—the powerful electrical estimating software—to more efficiently complete bid estimates. Throughout this course, instructor Christopher Randall helps you learn your way around some of the more complex features of the software. Discover how to copy and paste items within...

Create confident and accurate estimates for MEP projects and beyond by learning how to use the core features of Accubid Classic Pro. Create confident and accurate estimates for MEP projects and beyond by learning how to use the core features of Accubid Classic Pro. This course is designed for construction professionals who want to utilize the power of computerized takeoffs and recap to generate professional bids. Individual modules are highlighted...

"The seaside New England town of Greyborne Harbor is home to many grand estates, including the Queen Anne Victorian Addie inherited from her great aunt. Now one of those mansions is holding an estate sale, which is just what the bookshop owner needs to replenish her supply of rare editions--even if the house is rumored to be haunted. Assisting an overwhelmed insurance appraiser with the inventory, Addie discovers an 1887 magazine containing Arthur...