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A group of students had a canteen day, and the table below shows the number of items sold and the total sales of these items.

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A group of students had a canteen day, and the table below shows the number of items sold and the total sales of these items. Number of items Total sales (RM) Find the coefficient of correlation between the two variables. Select one: A. 0.795 B. 0.989 C. 0.899 D. 0.978

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