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Mathematics, 25.01.2021 21:40 valenzueladomipay09u

Question regarding a Normal Distribution chart: Ten thousand adults were given a literacy test. The results were nearly normally distributed (μ = 75, σ = 15). A. About how many scored between 60 and 80?

B. Approximately what score did only the top 15% exceed?

C. Find the percentile rank of the person who scored 88.

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