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Find the mode of the following marks (ou...

Find the mode of the following marks (out of 10) obtained by 20 students : 4, 6, 5, 9, 3, 2, 7, 7, 6, 5, 4, 9, 10, 10, 3, 4, 7, 6, 9, 9

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The correct Answer is:
7
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