Mathematics, 18.03.2021 02:50 emilio77100

The following table shows the fuel efficiency (in miles per gallon) of a car in relation to the speed that it is traveling (in miles per hour). Speed Fuel Efficiency
15 20.4
25 27.2
35 28.3
45 29.0
55 30.1
65 27.6
75 23.1
Use a graphing or online regression calculator to find the quadratic function of best fit for this set of data. Which of the following statements is true about this function?

The coefficient of determination is 0.827857 which means that the function of best fit provides a very good fit to the data.
The coefficient of determination is 0.9429 which means that the function of best fit provides a very good fit to the data.
The coefficient of determination is 0.9429 which means that the function of best fit does not provide a very good fit to the data.
The coefficient of determination is 0.827857 which means that the function of best fit does not provide a very good fit to the data.

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The following table shows the fuel efficiency (in miles per gallon) of a car in relation to the spee...

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