(Answered) Your final grade averages are typically approximately

Economics

Your final grade averages are typically approximately normally distributed with a mean of 80 and standard deviation of 8. The professor says that the top 15% of the class will receive an A; the next 29%, a B; the next 41% a C; the next 10%, a D; and the bottom 5%, a F.

a. What grade must you exceed to obtain an A?

b. What grade must you obtain to pass the course with a C or better?

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