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To show that the number of hours spent studying can, to some degree, predict scores on a quiz, a professor collected the data presented below:

To show that the number of hours spent studying can, to some degree, predict scores on a quiz, a professor collected the data presented below: Study Hours Quiz Score 7 5 6 10 11 6 5 4 15 9 11 10 12 8 11 9 7 7

What is the Y-intercept of the regression equation for predicting the quiz score from the number of hours studied (i.e., what quiz score is predicted for someone who doesn't study)?

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