mathematics

A car manufacturer collects data on the number of gallons of gasoline left in the gas tank after driving for different numbers of miles. The manufacturer creates a scatter plot of the data and determines that the correlation coefficient is −0.92.

Select each true statement based on this correlation coefficient.

A. There is a linear correlation between the number of miles driven and the gallons of gasoline left in the tank.

B. There is no correlation between the number of miles driven and the gallons of gasoline left in the tank.

C. There is a strong correlation between the number of miles driven and the gallons of gasoline left in the tank.

D. There is a negative correlation between the number of miles driven and the gallons of gasoline left in the tank.

E. There is a weak correlation between the number of miles driven and the gallons of gasoline left in the tank.

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  1. A. Cars have a miles per gallon (mpg) coefficient.
    C. -0.96 is nearly -1
    D. The higher the miles driven, the less the gas left.

    So yeah, A, C & D.
    :-)

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  2. Thank you so much!

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  3. You're welcome :D

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