Summary information for 31 cherry trees
Description
Researchers wanting to understand the relationship between these variables for black cherry trees collected data from 31 trees in the Allegheny National Forest, Pennsylvania.
Usage
cherry
Format
A data frame with 31 observations on the following 3 variables.
- diam
diameter in inches (at 54 inches above ground)
- height
height is measured in feet
- volume
volume in cubic feet
Source
D.J. Hand. A handbook of small data sets. Chapman & Hall/CRC, 1994.