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Question a,b,c The table below shows the marks of students in a mathematics quiz. Marks 0 2 3 4 6 Number of students 10 1

Question a,b,c

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The table below shows the marks of students in a mathematics quiz. Marks 0 2 3 4 6 Number of students 10 1 2 0 X 4 Given that the median mark is 1, find (a) the value of x [3 marks] (b) the standard deviation [4 marks] (c) the coefficient of variation [3 marks]

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