A cigarette company interested in the effect of gender on the type of cigarettes smoked and has collected the following
Posted: Mon Nov 15, 2021 10:38 am
A cigarette company interested in the effect of gender on the type of cigarettes smoked and has collected the following data from a random sample of 150 persons: Cigarette Male Female Total A 30 25 55 B 15 40 55 ะก 10 30 40 Total 55 95 150 Test whether the types of cigarette and sex are independent. !