R: B.8 Orientations of pebbles

fisherB8 {circular} | R Documentation

## B.8 Orientations of pebbles

### Description

Horizontal axes of 100 outwash pebbles fromo a late Wisconsin outwash terrace alogn Fox river, near Cary, Illinois

### Usage

    data(fisherB8)
    data(fisherB8c)

### Format

`fisherB8` a vector of 100 observations (in degrees). `fisherB8c` contains the same observations in a circular objects.

### Source

Mardia, K.V. (1972) Statistics of Directional Data. London: Academic Press. Table 1.6 adapted from Krumbein W.C. (1939) Preferred orientations of pebbles in sedimentary deposits. J. Geol. 47, 673-706.

### See Also

N.I. Fisher (1993) Statistical analysis of circular data. Cambridge University Press. Pag. 243.

### Examples

    data(fisherB8c)
    plot(fisherB8c, stack=TRUE, shrink=1.5)

[Package circular version 0.4-93 Index]