Q24Comprehension2 Marks28 Apr 2024
Passage
Based on the given data, answer the following subquestions: A university claims that the average time for students to complete a particular exam is 60 minutes with a standard deviation of 5 minutes. An analyst believes that the average time is less than 60 minutes. He randomly selects 100 completed exams and finds that the average completion time is 59.3 minutes.
What null hypothesis and alternative hypothesis should the analyst consider?