
LOOSE LEAF Math in Our World: A Quantitative Reasoning Approach, 2nd Edition
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This text exercises students’ brains by challenging them to LEARN, not memorize formulas or mimic procedures. Students will practice reasoning skills and study situations where mathematical thinking can help them be smarter and more successful, both as students and as citizens of society. This text is comprised of a series of activities encouraging students to take responsibility for their learning, with strategically placed solved examples and support to guide them through concepts they may have a hard time discovering on their own.
Unit 1: EVERYONE HAS PROBLEMS
Lesson 1-1: Be Reasonable (Inductive and Deductive Reasoning)
Lesson 1-2: More or Less (Estimation and Interpreting Graphs)
Lesson 1-3: You Got a Problem? (Problem-Solving Strategies)
Unit 2: MANAGING YOUR MONEY
Lesson 2-1: Giving 110 Percent (Review of Percents)
Lesson 2-2: Building It Is the Easy Part . . . (Budgeting)
Lesson 2-3: A Topic of Interest (Simple Interest)
Lesson 2-4: Like a Snowball Rolling Downhill (Compound Interest)
Lesson 2-5: Buying Stuff Without Money (Installment Buying)
Lesson 2-6: Investing in Yourself (Education and Home Loans)
Lesson 2-7: A Walk on Wall Street (Stocks and Bonds)
Lesson 2-8: A Taxing Situation (Income Taxes)
Unit 3: PLACE YOUR BETS
Lesson 3-1: So You’re Saying There’s a Chance . . . (Basic Probability)
Lesson 3-2: Make It Count (Sample Spaces and Counting Techniques)
Lesson 3-3: Combining Forces (Combinatorics)
Lesson 3-4: Too Good to Be True? (Probability Using Counting Techniques)
Lesson 3-5: Odds and Ends (Odds and Expected Value)
Lesson 3-6: An Exclusive Club (Addition Rules for Probability)
Lesson 3-7: Independence Day (Multiplication Rules and Conditional Probability)
Lesson 3-8: Either/Or (Binomial Probabilities)
Unit 4: STATISTICALLY SPEAKING
Lesson 4-1: Crunching the Numbers (Gathering and Organizing Data)
Lesson 4-2: Picture This (Representing Data Graphically)
Lesson 4-3: An Average Joe (Measures of Average)
Lesson 4-4: Your Results May Vary (Measures of Variation)
Lesson 4-5: Where Do You Rank? (Measures of Position in a Data Set)
Lesson 4-6: Just a Normal Day (Normal Distributions and Z Scores)
Lesson 4-7: The Way the Cookie Crumbles (Applications of the Normal Distribution)
Lesson 4-8: Making Connections (Correlation and Regression Analysis)
Lesson 4-9: Trust No One (Misuses of Statistics)
Unit 5: BUILDING MODELS
Lesson 5-1: Keeping Things in Proportion (Ratios and Proportions)
Lesson 5-2: Making Some Extra Cash (The Basics of Graphing Functions)
Lesson 5-3: A Slippery Slope (Modeling with Linear Functions)
Lesson 5-4: Ahead of the Curve (Modeling with Quadratic Functions)
Lesson 5-5: Progressing Regressively (Linear and Quadratic Regression)
Lesson 5-6: Phone a Friend (Modeling with Exponential and Log Functions)
Unit 6: THE JOY OF SETS
Lesson 6-1: Setting Up (The Basics of Working with Sets)
Lesson 6-2: Busy Intersections, More Perfect Unions (Operations on Sets)
Lesson 6-3: Worlds Collide (Studying Sets with Two-Circle Venn Diagrams)
Lesson 6-4: A Dollar for Your Thoughts (Using Sets to Solve Problems)
Unit 7: UNCOMMON SENSE
Lesson 7-1: Opening Statements (Statements and Quantifiers)
Lesson 7-2: Finding the Truth (Truth Tables)
Lesson 7-3: To Be and Not to Be (Types of Statements in Logic)
Lesson 7-4: Being Argumentative (Evaluating Logical Arguments)
Unit 8: HOW DO YOU MEASURE UP?
Lesson 8-1: Going to Great Lengths (Unit Conversion, Length, and the Metric System)
Lesson 8-2: New Dimensions (Measuring Area, Volume, and Capacity)
Lesson 8-3: Weighty Matters (Units of Weight and Temperature)
Lesson 8-4: Stocking the Shelves (Evaluating Efficiency in Packaging)
Units 9, 10, and 11 are available online.
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