[R] Calculate LC50

[AbouEl-Makarim Aboueissa]

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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