geyser {MASS} | R Documentation |
A version of the eruptions data from the ‘Old Faithful’ geyser in Yellowstone National Park, Wyoming. This version comes from Azzalini and Bowman (1990) and is of continuous measurement from August 1 to August 15, 1985.
Some nocturnal duration measurements were coded as 2, 3 or 4 minutes, having originally been described as ‘short’, ‘medium’ or ‘long’.
geyser
A data frame with 299 observations on 2 variables.
duration | numeric | Eruption time in mins |
waiting | numeric | Waiting time for this eruption |
The waiting
time was incorrectly described as the time to the
next eruption in the original files, and corrected for MASS
version 7.3-30.
Azzalini, A. and Bowman, A. W. (1990) A look at some data on the Old Faithful geyser. Applied Statistics 39, 357–365.
Venables, W. N. and Ripley, B. D. (2002) Modern Applied Statistics with S. Fourth edition. Springer.
CRAN package sm.