Displaying 1 result from an estimated 1 matches for "haliaeetus".
2009 Jun 04
3
Plot and lm
...="xy", pch=as.numeric(food))
islands$logmass <- log(mass)
islands$logarea <- log(area)
attach(islands)
abline(lm(logmass~logarea))
But that does not show a line. Where am I going wrong?
data:
island, area,species,food,mass
Ibiza , 577 , Anser n. sp., herb, 2.0
Ibiza , 577 , Haliaeetus albicilla, carn, 4.8
Mauritius , 1874 , Raphus cucullatus, herb, 19
Mauritius , 1874 , Circus alphonsi, carn, 0.63
Mallorca , 3667 , Myotragus balearicus, herb, 40
Mallorca , 3667 , Aquila chrysaetos, carn, 4.2
Kreta , 8259 , Elephas creutzburgi, herb, 3200
.......
/Par
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Par Leijonhufv...