Question: Student Mark (before) Mark (after) 1 3.2 7.9 2 3.6 7.0 3 3.3 9.6 4 2.6 7.2 56 2.5 9.2 3.1 6.3 7 3.7
Student Mark (before) Mark (after) 1 3.2 7.9 2 3.6 7.0 3 3.3 9.6 4 2.6 7.2 56 2.5 9.2 3.1 6.3 7 3.7 8.6 8 3.4 7.3 9 1.3 6.5 10 3.6 4.6 11 2.2 3.2 12 3.7 4.7 13 3.7 4.7 14 3.5 4.5 15 2.3 3.3 16 3.7 4.7 17 1.9 2.9
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