Recent content by f666

Hi, Yeah the wording is confusing unfortunately, I didn't make up this problem. Yes, the larger group is assumed to be non-students (general public). This problem involves Bayes Theorem but I am having trouble with plugging in the numbers

30% of the students who came into a coffee shop talk to Dan's for his office hours. 20% of them got hot chocolate. 50% of them got nothing. Only 20% of the people in the shop during those two hours were students coming for Dan's office hours. Out of this larger group, 65% got coffee, 10% got hot...