Table of Contents Chapter 1: Thinking Critically Unit 1A: Living in the Media Age...................................................................................... 1 Unit 1B: Propositions and Truth Values............................................................................. 4 Unit 1C: Sets and Venn Diagrams.................................................................................... 11 Unit 1D: Analyzing Arguments........................................................................................ 21 Unit 1E: Critical Thinking in Everyday Life .................................................................... 28 Chapter 1 Review Questions............................................................................................. 32 Chapter 2: Approaches to Problem Solving Unit 2A: Understand, Solve, and Explain......................................................................... 35 Unit 2B: Extending Unit Analysis.................................................................................... 43 Unit 2C: Problem-Solving Hints....................................................................................... 56 Chapter 2 Review Questions............................................................................................. 61 Chapter 3: Numbers in the Real World Unit 3A: Uses and Abuses of Percentages........................................................................ 63 Unit 3B: Putting Numbers in Perspective ......................................................................... 68 Unit 3C: Dealing with Uncertainty ................................................................................... 77 Unit 3D: Index Numbers: The CPI and Beyond............................................................... 81 Unit 3E: Numerical Surprises: Polygraphs, Mammograms, and More ............................ 86 Chapter 3 Review Questions............................................................................................. 90 Chapter 4: Managing Money Unit 4A: Taking Control of Your Finances...................................................................... 93 Unit 4B: The Power of Compounding.............................................................................. 98 Unit 4C: Savings Plans and Investments ........................................................................ 108 Unit 4D: Loan Payments, Credit Cards, and Mortgages ................................................ 117 Unit 4E: Personal Income Taxes..................................................................................... 130 Unit 4F: Understanding the Federal Budget ................................................................... 138 Chapter 4 Review Questions........................................................................................... 144 Chapter 5: Statistical Reasoning Unit 5A: Fundamentals of Statistics............................................................................... 147 Unit 5B: Should You Believe a Statistical Study?.......................................................... 152 Unit 5C: Statistical Tables and Graphs........................................................................... 156 Unit 5D: Graphics in the Media...................................................................................... 164 Unit 5E: Correlation and Causality................................................................................. 173 Chapter 5 Review Questions........................................................................................... 178