Let Y = the number of hours a student studies for the midterm.
From previous semesters we know that Y ∼ N(6, 1.5). What is the probability that for 100 randomly chosen students, their mean study time will be more than 6.3 hours?
From previous semesters we know that Y ∼ N(6, 1.5). What is the probability that for 100 randomly chosen students, their mean study time will be more than 6.3 hours?
1 answer
1 answer
1 answer
1 answer