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# 6.10 - The final grade is normally distributed with a mean of 73 and a standard deviation of 8. 1. What is the probability of getting a grade of 91

6.10 - The final grade is normally distributed with a mean of 73 and a standard deviation of 8.

1. What is the probability of getting a grade of 91 or less?

2. That a student obtains a grade between 65 and 89?