The scores on an Economics examination are normally distributed with a mean of 78 and a standard deviation of 13. If the instructor assigns a grade of A to 10% of the class, what is the lowest score a student may have and still obtain an A?

Round your answer to the nearest integer.

score = __________

Question

The scores on an Economics examination are normally distributed with a mean of 78 and a standard deviation of 13. If the instructor assigns a grade of A to 10% of the class, what is the lowest score a student may have and still obtain an A?
​
Round your answer to the nearest integer.
​
score = __________

Quizplus · Accepted Answer

The Answer of The scores on an Economics examination are normally distributed with a mean of 78 and a standard deviation of 13. If the instructor assigns a grade of A to 10% of the class, what is the lowest score a student may have and still obtain an A?
​
Round your answer to the nearest integer.
​
score = __________

The Scores on an Economics Examination Are Normally Distributed with a Mean