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xreg
2018 Feb 22
1
Calculate LC50
Dear All: good morning
I need helps with the calculation of the *LC50* from the data below
x<-c(0,0.3,0.7,1,4,10)
y<-c(100,86,65,51.3,19.2,7.4)
yxreg<-lm(y~x)
any help will be highly appreciated.
with many thanks
abou
______________________
*AbouEl-Makarim Aboueissa, PhD*
*Professor of Statistics*
*Department of Mathematics and Statistics*
*University of Southern Maine*
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