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8) Consider the following scatter plot that shows temperature vs number of ice cream sold, with temperature being the independent variable. [3 marks] 80 a) Determine the correlation coefficient. 70 y = 2.69x -0.33 R2 = 0.8747 60 b) Describe the type and strength of 50 correlation. 40 c) To determine the temperature that would 30 result in the sale of 80 ice creams, use the process of (fill in the 20 blank with interpolation or extrapolation). 10 5 10 15 20 25 30