faithful {base} | R Documentation |
The `faithful' data frame has 272 rows and 2 columns; the waiting time between eruptions and the duration of the eruption for the Old Faithful geyser in Yellowstone National Park, Wyoming, USA.
data(faithful)
A data frame with 272 observations on 2 variables.
[,1] | eruptions | numeric | Eruption time in mins |
[,2] | waiting | numeric | Waiting time to next eruption |
W. Hardle.
Hardle, W. (1991). Smoothing Techniques with Implementation in S. New York: Springer
Azzalini, A. and Bowman, A.W. (1990) A look at some data on the Old Faithful geyser. Applied Statistics 39, 357-365.
data(faithful) plot(faithful, main = "faithful data: Eruptions of Old Faithful", xlab = "Eruption time (min)", ylab = "Waiting time to next eruption (min)") lines(lowess(faithful$eruptions, faithful$waiting, f = 2/3, iter = 3), col = "red")