Final score averages are typically approximately normally distributed with a mean of 75 and a standard deviation of 13. Your professor says that the top 8% of the class will receive an A; The next 20%, a B; the next 42%, a C; the next 18% a D; and the bottom 12% an F. What average must you exceed to obtain an A? Round your answer to 1 decimal place.

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Final score averages are typically approximately normally distributed with a mean of 75 and a
standard deviation of 13. Your professor says that the top 8% of the class will receive an A; The next
20%, a B; the next 42%, a C; the next 18% a D; and the bottom 12% an F.
What average must you exceed to obtain an A? Round your answer to 1 decimal place.
Transcribed Image Text:Final score averages are typically approximately normally distributed with a mean of 75 and a standard deviation of 13. Your professor says that the top 8% of the class will receive an A; The next 20%, a B; the next 42%, a C; the next 18% a D; and the bottom 12% an F. What average must you exceed to obtain an A? Round your answer to 1 decimal place.
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