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Annabelle earned a score of 410 on Exam A that had a mean of 450...

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Annabelle earned a score of 410 on Exam A that had a mean of 450 and a standard deviation of 40. She is about to take Exam B that has a mean of 43 and a standard deviation of 5. How well must Annabelle score on Exam B in order to do equivalently well as she did on Exam A? Assume that scores on each exam are normally distributed.

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