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Lincoln earned a score of 355 on exam A that had a mean off 300 and a standard deviation of 25. He is about to

Lincoln earned a score of 355 on exam A that had a mean off 300 and a standard deviation of 25. He is about to take Exam B that has a mean of 65 and a standard deviation of 20. How well must Lincoln score on exam B in order to equivalently well as he did on Exam A?

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