Advanced Placement (AP), 12.02.2021 16:40 dhhdndnd
B) On a 100 point scale, suppose the grades are approximately normally distributed with a mean of 60 and a standard deviation of 12.
The professor plans to give a letter grade of a “B” to some of her students, beginning with a lower cutoff score of a 52. What should
the upper score cutoff be set at if she wishes for exactly 40% of her students to receive a "B"?
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B) On a 100 point scale, suppose the grades are approximately normally distributed with a mean of 60...
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