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What raw score is the cutoff for the top of scores

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Question, would you be able to point me in the right direction for how I can figure out how to answer this question, the question is "A sample of final exam scores is normally distributed with a mean equal to 20 and a variance equal to 25." What raw score is the cutoff for the top 10% of scores? Round answer to one decimal place.

Reference no: EM132464900

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