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EXERCISE 7 Data on y and a: were collected to run a regression of y on x. The intercept is included. You are given the

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EXERCISE 7 Data on y and a: were collected to run a regression of y on x. The intercept is included. You are given the following: :7: = 76, g = 880}ZT=1(2: j)? = 6800,21121361; i)(y.; g) = 14200.ny = 0.72, 3.3 = 20.13. a. What is the value of 31? [Ana 2.088] b. What is the value of 60? [Ans 721.312] c. What is the value of 211:1 (yr 37?? [Ana 57188 ] d. What is the sample size n? [Ans 70]

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