Page 1 of 3
Download
Get this sheet
SubscriptionOpen any sheet in any course, up to 40 a month, keys included. Or $40 month to month.
$25/mo, billed yearly
SubscribeTry one first: a free Chapter 1 worksheet (PDF, no sign-in).
What's on the worksheet
- Say whether each study is a sample survey, an observational study or an experiment.
- Sophia's puppy training: judge the design of the clicker training study.
- Spanish class vocabulary app: judge what the test results can show when students chose.
- Say whether an experiment could answer each research question and what would be assigned.
- Science museum audio guide: design a way to find out if it makes members stay longer.
- Doctor comparing cyclists and drivers: examine blood pressure and the variables controlled.
Teach it first
The free lesson teaches it with worked examples and practice problems.
Observational studies and experiments: 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