Data on eruptions of Old Faithful Geyser, October 1980. Variables are the duration in seconds of the current eruption, and the time in minutes to the next eruption. Collected by volunteers, and supplied by the Yellowstone National Park Geologist. Data was not collected between approximately midnight and 6 AM.
This data frame contains the following columns:
Duration in seconds
Time to next eruption
Weisberg, S. (2005). Applied Linear Regression, 3rd edition. New York: Wiley, Problem 1.4.