The scores of a high school entrance exam are approximately normally distributed with a given mean mu is equal to 82 point 4 and standard deviation sigma is equal to 3 point 3 What percentage of the scores are between 75 point 8 and 89 ?

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95 percent

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The scores of a high school entrance exam are approximately normally distributed with a given mean mu is equal to 82 point 4 and standard deviation sigma is equal to 3 point 3 What percentage of the scores are between 75 point 8 and 89 ?

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