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The professor decides to assign a grade of A+ to the students with the top 8% of the grades, and a grade of A to the next best 12%. What is the minimum percentage a student needs to earn a grade of A?
Statistics and Probability, Statistics
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How do you find the minimum sample size when population standard deviation is anywhere between 14 to 24, and the half-width B desired could be anywhere between 2 to 7?
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