Question

Question 3
Case: With limited space at WOU main branch, the facility manager studied students’ transportation mode to campus and the length of parking time.
(a) Studies have shown that 1 in every 5 students drive to campus. Assume that he/she have interviewed 4 students.
[14 marks]
i) Determine the probability that exactly two students drive to campus.
ii) Determine the probability that at least two drive to campus.
(b) The study has also shown that student’s park their car at an average of 4 hours with a standard deviation of 0.5 hours.
[14 marks]
i) Calculate the probability that the student park more than 3.5 hours.
ii) Calculate the probability that the students park between 2 to 4 hours.
(c) Provide your recommendation based on the probability study.

Answer 1