evap {TeachingDemos} | R Documentation |
Data from 46 consecutive days on weather variables used to estimate amount of evaporation from the soil.
data(evap)
A data frame with 46 observations on the following 14 variables.
Obs
Month
day
MaxST
MinST
AvST
MaxAT
MinAT
AvAT
MaxH
MinH
AvH
Wind
Evap
The idea of the data is to predict the amount of evaporation given the other variables. Note that the "average" values are scaled differently from the others, this is more an area under the curve measure representing the total/average value.
This dataset was entered by hand from a low quality copy of the paper. If you find any typos, please e-mail them to the package maintainer.
Freund, R.J. (1979) Multicollinearity etc., Some "New" Examples. Proceedings of the Statistical Computing Section, *4*, 111-112.
data(evap) pairs(evap[,-c(1,2,3)], panel=panel.smooth) ## maybe str(evap) ; plot(evap) ...