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Michele Dion scored 50 on a standardized test and was told the 67% were higher than hers. If the test scores were normally distributed, with

Michele Dion scored 50 on a standardized test and was told the 67% were higher than hers. If the test scores were normally distributed, with a standard deviation equal to 10, what was the mean score on this test?

None of the other answers is correct

44.4

36.6

36.7

54.4

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