A corporation recruiting business graduates was particularly interested in hiring numerate graduates. To check on the numeracy of applicants, a test of fifty questions was developed. In a pilot study, this test was administered to a sample of 10 recent business graduates, resulting in the following numbers of correct answers: 42 29 21 37 40 33 38 26 39 47 a) Find the mean number of correct answers. b) Find the median of this sample

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