Question 2 The scatterplot below shows the mean cost of an oil change for Sadie's car during each of the last 10 years. Mean Cost of Oil Change Mean Cost (dollars) 25 y 20 15 10 0 1 2 3 4 4 Response 2* 5 5 6 7 8 9 10 Year Using the graph, what is the best estimate of what the mean cost of an oil change was car for Sadie's car when it was 6 years old? A $15 $17.50 D $20 ● B CS19

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