| presidents | R Documentation |
The (approximately) quarterly approval rating for the President of the United States from the first quarter of 1945 to the last quarter of 1974.
presidents
A time series of 120 values.
The data are actually a fudged version of the approval ratings. See McNeil's book for details.
The Gallup Organisation.
McNeil, D. R. (1977) Interactive Data Analysis. New York: Wiley.
require(stats); require(graphics)
plot(presidents, las = 1, ylab = "Approval rating (%)",
main = "presidents data")
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