lansing {mclust} | R Documentation

## Maple trees in Lansing Woods

### Description

The `lansing` data frame has 1217 rows and 3 columns. The first two columns give the location, the third column the tree type.

### Usage

    data(lansing)

### Format

This data frame contains the following columns:

x
  a numeric vector
y
  a numeric vector
species
  a factor with levels `hickory` and `maple`

### Source

D.J. Gerrard, Research Bulletin No. 20, Agricultural Experimental Station, Michigan State University, 1969.

### See Also

`grid1`, `dens`

### Examples

    data(lansing)
    plot(lansing[,1:2], pch=as.integer(lansing[,3]),
         col=as.integer(lansing[,3]), main="Lansing Woods tree types")

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