Please do not give solution in image format thanku If 0.82% of the class can expect to complete the exam within at most 1hour and 8 minutes, and if 2.28% of the class need more than 1.5 hours to complete the same exam, then what is the average time needed to complete the exam? What is the standard deviation? What is the probability that the time spent by a student to complete the exam is between 85 minutes and 95 minutes? Assume that the exam’s time allocation is 1.5 hours. What’s the probability that a student will be unable to complete the exam within the allocated time? What is the probability that the average time spent by sixteen randomly selected students in the class to complete the examination is within the allocated time? What time is exceeded by the late 2.5% of students on the exam?
Please do not give solution in image format thanku
If 0.82% of the class can expect to complete the exam within at most 1hour and 8 minutes, and if 2.28% of the class need more than 1.5 hours to complete the same exam, then what is the average time needed to complete the exam? What is the standard deviation?
What is the probability that the time spent by a student to complete the exam is between 85 minutes and 95 minutes?
Assume that the exam’s time allocation is 1.5 hours. What’s the probability that a student will be unable to complete the exam within the allocated time?
What is the probability that the average time spent by sixteen randomly selected students in the class to complete the examination is within the allocated time?
What time is exceeded by the late 2.5% of students on the exam?
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