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Professor lvy's students have a mean grade of 69.5 and a standard deviation of 6.5. If Johnny has a grade of 82 in the
Professor lvy's students have a mean grade of 69.5 and a standard deviation of 6.5. If Johnny has a grade of 82 in the class, what would be the z-score for Johnny's grade? Express your answer as a decimal rounded correctly to the hundredths place Using the z-table, approximate what percent of the class would score lower than Johnny. Write as a percent, rounded to the nearest hundredth
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