Asked by br0Ok3
The scores on an Economics examination are normally distributed with a mean of 77 and a standard deviation of 18. If the instructor assigns a grade of A to 16% of the class, what is the lowest score a student may have and still obtain an A? (Give your answer to two decimal places.)
Answers
Answered by
drwls
This type of question can be answered using a table or website of the normal-distribution function.
Using (Broken Link Removed)
I get 95 to be the cutoff grade for an A
Using (Broken Link Removed)
I get 95 to be the cutoff grade for an A
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