2005-Fall-Midterm

# C how many students do you expect will be unable to

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Unformatted text preview: ents do you expect will be unable to complete the exam in the allotted time? (d) How long should the exam be so that at least 98% students will be able to complete their exam? (e) One of the students, John, was seen talking to a friend outside the exam venue at 8:45pm after finishing his ISMT111 midterm exam, what is the probability that he handed in his exam paper before 8:30pm? Question 4: [18 Marks] A company received a large number of applications for a position posted recently. (a) In the application form, each applicant is required to answer the question, “How many college level (and above) statistics courses have you taken?”. The average of the responses is 0.6. Can you conclude that more than half of the applicants have taken at least one college level (and above) statistics course before? Explain your answer briefly. (b) Another question in the application form is “What is your expected salary?” A data analyst looked at the expected monthly salaries for the middle 50% of the applicants, that is, the expected salaries between the first quartile and the third quartile. He com...
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## This note was uploaded on 02/27/2010 for the course ISOM ISOM111 taught by Professor Anthonychan during the Spring '09 term at HKUST.

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