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The accompanying data represent the weights of various domestic cars and Item gas mileages in the...


The accompanying data represent the weights of various domestic cars and Item gas mileages in the city The linear correlation coefficient between the weight a cat and its mites per gallon in the city is r = - 0 912 I he least squares regression line treadling weight as the explanatory variable and miles per gallon as the response variable is = - 0 0070x + 44 9490 Complete parts (a) and (b) Click the icon to view the data table What proportion ot the variability in mites per gallon is explained by the relation between weight of the car and miles per gallon?

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