An instructor in a large lecture class found, at the end of the semester, that the total point distribution in his class was approximately Normal, with a mean of 530 and a standard deviation of 80. If 10% of the class is to receive A's (the instructor grades on a curve), what is the lowest number of points that a student can have and still earn an A? 610 428 632

MATLAB: An Introduction with Applications
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ISBN:9781119256830
Author:Amos Gilat
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An instructor in a large lecture class found, at the end of the semester, that the total point distribution in his class was
approximately Normal, with a mean of 530 and a standard deviation of 80. If 10% of the class is to receive A's (the
instructor grades on a curve), what is the lowest number of points that a student can have and still earn an A?
610
428
632
Transcribed Image Text:An instructor in a large lecture class found, at the end of the semester, that the total point distribution in his class was approximately Normal, with a mean of 530 and a standard deviation of 80. If 10% of the class is to receive A's (the instructor grades on a curve), what is the lowest number of points that a student can have and still earn an A? 610 428 632
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