arcticLake | R Documentation |

Sand, silt, clay compositions of 39 sediment samples at different water depths in an Arctic lake. This data set can be found on page 359 of the Aitchison book (see reference).

```
data(arcticLake)
```

A data frame with 39 rows and 3 variables

`sand`

numeric vector of percentages of sand`silt`

numeric vector of percentages of silt`clay`

numeric vector of percentages of clay

The rows sum up to 100, except for rounding errors.

Matthias Templ matthias.templ@tuwien.ac.at

Aitchison, J. (1986). *The Statistical Analysis of Compositional Data*. Monographs on Statistics and Applied Probability. Chapman and Hall Ltd., London (UK). 416p.

```
data(arcticLake)
str(arcticLake)
summary(arcticLake)
rowSums(arcticLake)
ternaryDiag(arcticLake)
plot(pivotCoord(arcticLake))
```

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