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19-02-2020
Engineering

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the correlation between a car's engine size and its fuel economy is r = -0.774. what fraction of the variability in fuel economy is accounted for by the engine size?

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musemoscow musemoscow

20-02-2020

Answer:

59.9%

Explanation:

R^2 =(-0.774)^2 = 0.599

59.9% of fuel is accounted for

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