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The Time for a Professor to Grade a Student's Homework

Question 109

Multiple Choice

The time for a professor to grade a student's homework in statistics is normally distributed with a mean of 12.6 minutes and a standard deviation of 2.5 minutes. What is the probability that randomly selected homework will require less than 16 minutes to grade?


A) 0.1401
B) 0.5910
C) 0.7734
D) 0.9131

Correct Answer:

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