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  1. H

    Get quartiles and a half of the data

    The following table shows a frequency distribution of the scores obtained in a test. Punctuation (3, 4] (4, 5] (5, 6] (6, 7] (7, 8] (8, 9] (9, 10] Number of participants 2 4 10 20 40 35 9 (a) The highest score reached by the bottom...