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What's on the worksheet
- Ski slope table: find conditional relative frequencies of renting skis by age.
- Middle school travel table: find the percent for each grade who walk, take the bus or come by car.
- School greenhouse peppers: compare fruit growth with and without fertilizer.
- Ferry passengers: rebuild a two-way table from morning and afternoon percentages.
- Mei's lunch survey: recover the counts from the row-relative table.
Teach it first
The free lesson teaches it with worked examples and practice problems.
Conditional relative frequencies: the lesson ›More Chapter 13 worksheets: Two-variable statistics
- 13.1Fitting linear and exponential models with technology
- 13.2Predicting with a regression line, and extrapolation
- 13.3Interpreting a residual
- 13.4Making and reading residual plots
- 13.5The correlation coefficient
- 13.6Properties of the correlation coefficient
- 13.7Observational studies and experiments
- 13.8Correlation is not causation: lurking and confounding variables
- 13.9Describing a scatter plot
- 13.10Line of best fit
- 13.11Conditional relative frequencies