The polar data frame has 50 rows and 2 columns.

The data are the pole positions from a paleomagnetic study of New Caledonian laterites.

polar

Format

This data frame contains the following columns:

lat

The latitude (in degrees) of the pole position. Note that all latitudes are negative as the axis is taken to be in the lower hemisphere.

long

The longitude (in degrees) of the pole position.

Source

The data were obtained from

Fisher, N.I., Lewis, T. and Embleton, B.J.J. (1987) Statistical Analysis of Spherical Data. Cambridge University Press.

References

Davison, A.C. and Hinkley, D.V. (1997) Bootstrap Methods and Their Application. Cambridge University Press.