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an exam was taken the mean for the exam was 115 ans standard deviation 8. A...

an exam was taken the mean for the exam was 115 ans standard deviation 8. A student scored better than 92% of the students what was that student score. Another student scored a 137 what is their percentile rank
Math   Statistics-And-Probability   
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Answer #1

(i)

(ii)

percentile = 99.7 %

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