popvol | R Documentation |
A list of elements containing stand-volume (in m^{3}
/ha) values measured
in sample plots. Thus, the population size is 400, and the random variable is
forest volume. The values were digitized from the book of Zohrer (1980).
data(popvol)
Contains two variables, as follows:
Plot number, or ID.
Stand volume, in m^{3}
/ha
Population data of forest volume. Each row represents a plot, and their respective measured standing trees volume. Data from Zhorer (1980).
- Zohrer F. 1980. Forstinventur. Ein Leitfaden fur Studium und Praxis. Pareys Studientexte Nr. 26. Parey. Berlin, Germany. 207
data(popvol)
sum(popvol$vol)
mean(popvol$vol)
hist(popvol$vol)
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