Two-Variable Categorical Data
Intro to types of variables: numerical (quantitative) or categorical (qualitative)
Explanation:
Khan video: Individuals, variables, and categorical & quantitative data (Stats & Prob)
Practice Problems:
Khan exercise: Individuals, variables, and categorical & quantitative data (Stats & Prob)
9.1 Creating and Interpreting Frequency Distribution
Explanation:
Khan video: Two-way frequency tables and Venn diagrams (6:22) (Stats & Prob)
Khan article: Two-way frequency tables (Math 1)
Video on visualizing numbers: The Fallen of World War II in war deaths on Vimeo (18:16)
Practice Problems:
Khan exercise: Read two-way frequency tables (Math 1)
Khan exercise: Create two-way frequency tables (Math 1) (you may want to make your own table with the totals in the margins)
Khan exercise: Read picture graphs (multi-step problems) (Stats & Prob)
Khan exercise: Create bar graphs (Stats & Prob)
Khan exercise: Read bar graphs (2-step problems) (Stats & Prob)
9.2 Relative Frequency Distribution
Explanation:
Practice Problems:
Khan exercise: Marginal distributions (Stats & Prob)
9.3 Conditional Relative Frequency Distribution
Explanation:
Khan video: Two-way relative frequency tables (Math 1) (he calls it a column relative frequency instead of a relative conditional)
Khan video: Interpreting two-way tables (Math 1)
Khan article: Two-way relative frequency tables and associations (Math 1)
Khan article: Conditional distributions and relationships (Stats & Prob)
Khan video: Marginal and conditional distributions (Stats & Prob)
New York Times Article: Distribution of professional athletes
Exercise:
Khan exercise: Create two-way relative frequency tables (Math 1)
Khan exercise: Analyze two-way frequency tables (Math 1)
Khan exercise: Interpreting two-way tables (Math 1)
Khan exercise: Conditional distributions (Stats & Prob)
Khan exercise: Identify marginal and conditional distributions (honors extra credit) (Stats & Prob)