Question: C The Time Needed To Complete A X Quiz 3 - Measures of Center & S X Course C Question 17 12 Pts 5 1

C The Time Needed To Complete A X Quiz 3 - Measures of Center & S X Course C Question 17 12 Pts 5 1 0 Details x ( -> C learn.humber.ca/webapps/blackboard/content/contentWrapper.jsp?content_id=_11930634_1&displayNam 81 Business Statistics - BSTA-200-D7A ...QUIZ 3 Quiz 3 - Measures of Center & Spread Quiz 3 - Measures of Center & Spread Score: 17.25/30 7/11 answered .Question 9 The time needed to complete a math examination is bell-shaped with a mean of 60 minutes and a standard deviation of 15 minutes. a) What percentage of students will complete the exam in 45 minutes or less? b) Assume that the class has 130 students and that the examination period is 90 minutes in length. How many students do you expect will not be able to complete the exam in the allotted time? Round answer to the nearest whole number. c) A student is classified as extremely "efficient" if the amount of time spent on the exam is the lowest 0.15% for the distribution. What is the upper limit for the time it takes an extremely "efficient" student to finish the exam? minutes Question Help: Message instructor Check Answer 243540378_60060.jpg C N

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