presidents {datasets} | R Documentation

## Quarterly Approval Ratings of US Presidents

### Description

The (approximately) quarterly approval rating for the President of the United states from the first quarter of 1945 to the last quarter of 1974.

### Usage

    presidents

### Format

A time series of 120 values.

### Details

The data are actually a fudged version of the approval ratings. See McNeil's book for details.

### Source

The Gallup Organisation.

### References

McNeil, D. R. (1977) Interactive Data Analysis. New York: Wiley.

### Examples

    plot(presidents, las = 1, ylab = "Approval rating (%)",
         main = "presidents data")

[Package datasets version 2.2.1 Index]