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an and Regression Quiz Describe the explained variation about a regression line in words and...

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an and Regression Quiz Describe the explained variation about a regression line in words and in symbols x 81 x y y y Question 4 of 16 This question 1 point s poss Choose the correct answer below OA The explained variation is the sum of the squares of the differences between the y values of each ordered pair and the mean of the y values of the ordered pairs OB The explained variation is the sum of the squares of the differences between the observed y values and the predicted y values OC The explained variation is the sum of the squares of the differences between the predicted y values and the mean of the y values of the ordered pairs The explained variation in symbols can be described by the expression 2 Yi Yi y x

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