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## test scores an entreance exam fits a normal distribution ## the mean test is score is 67 and sd is 13.7 ## calculate the percentage of students scoring 80 or more in the exam x<-80 mean<-67 sd<-13.7 #USING FUNCTION #FOR pnorm new.function<-function(X,mean,std) { print(pnorm(X,mean,std)) plot(X:100, pnorm(X:100,mean,std),"h") } new.function (x,mean,sd)
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