Does fast driving waste fuel? How does the fuel consumption of a car changeas its speed
Chapter 0, Problem 4.6(choose chapter or problem)
Does fast driving waste fuel? How does the fuel consumption of a car changeas its speed increases? Here are data for a British Ford Escort. Speed is measured inkilometers per hour, and fuel consumption is measured in liters of gasoline usedper 100 kilometers traveled.3(a) Make a scatterplot. (Which is the explanatory variable?)(b) Describe the form of the relationship. It is not linear. Explain why the form ofthe relationship makes sense.(c) It does not make sense to describe the variables as either positively associatedor negatively associated. Why?(d) Is the relationship reasonably strong or quite weak? Explain your answer.
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