: students claim that they are more prepared for the A exam and will take less time to finish the exam compared to the B exam. The invigilators for both exams were tasked to record the times (in hours) taken to finish the exam for 7 students selected at random. The variable pass or failure is not an important determinate on state of preparedness for the students. The results are shown in the table below: Student 1 2 3 4 5 6 7 B exam 2.75 2.25 2.40 2.90 2.50 2.75 2.30 A exam 2.15 2.25 1.80 2.20 3.25 2.60 1.50 (i) Test the student's claim at claim at 5% significance level and draw appropriate conclusions (15) (ii) Define type I and Type II error in the context of the test performed in (i) above