The mean annual temperature in degrees Fahrenheit in New Haven, Connecticut, from 1912 to 1971.
A time series of 60 observations.
Vaux, J. E. and Brinker, N. B. (1972) Cycles, 1972, 117–121.
McNeil, D. R. (1977) Interactive Data Analysis. New York: Wiley.
require(stats); require(graphics) plot(nhtemp, main = "nhtemp data", ylab = "Mean annual temperature in New Haven, CT (deg. F)")