TMA4240 Statistikk, høsten 2017
Parallell 1: Forelesninger for BKJ, MLREAL, MTBYGG, MTENERG, MTING, MTIØT, MTMT og MTTEKGEO
Matlabfunksjon: Tolkning av sannsynlighet
n = 2000; draw = unidrnd(6,1,1); nSuccess = [(draw == 2) + (draw == 4)]; nTry = [1]; draw = unidrnd(6,1,1); next = nSuccess(length(nSuccess)) + (draw == 2) + (draw == 4); nSuccess = [nSuccess; next]; nTry = [nTry; 2]; plot(nTry,nSuccess./nTry,'-'); pause; draw = unidrnd(6,1,1); next = nSuccess(length(nSuccess)) + (draw == 2) + (draw == 4); nSuccess = [nSuccess; next]; nTry = [nTry; 3]; plot(nTry,nSuccess./nTry,'-'); pause; draw = unidrnd(6,1,1); next = nSuccess(length(nSuccess)) + (draw == 2) + (draw == 4); nSuccess = [nSuccess; next]; nTry = [nTry; 4]; plot(nTry,nSuccess./nTry,'-'); pause; for i=5:n draw = unidrnd(6,1,1); next = nSuccess(length(nSuccess)) + (draw == 2) + (draw == 4); nSuccess = [nSuccess; next]; nTry = [nTry; i]; plot(nTry,nSuccess./nTry,'-'); pause(0.01); end nSuccess(length(nSuccess)) / n