Quiz 6-Module 4

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Thompson Rivers University *

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Economics

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Jun 22, 2024

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1/12/2020 Quiz 6, Module 4 https://moodle.tru.ca/mod/quiz/review.php?attempt=634012&cmid=322891 1/6 Dashboard / My courses / ECON_2331_J01_201725 / Sections / Module 4 / Quiz 6, Module 4 Question 1 Complete Mark 1.00 out of 1.00 Question 2 Complete Mark 1.00 out of 1.00 Started on Thursday, 9 January 2020, 9:27 PM State Finished Completed on Thursday, 9 January 2020, 9:45 PM Time taken 17 mins 59 secs Grade 12.00 out of 14.00 ( 86 %) Exhibit 14-7 You are given the following information about y and x: y Dependent Variable x Independent Variable 5 4 7 6 9 2 11 4 Refer to Exhibit 14-7. The least squares estimate of b1 (slope) equals: Select one: a. -10 b. 10 c. 0.5 d. -0.5 Exhibit 14-7 You are given the following information about y and x: y Dependent Variable x Independent Variable 5 4 7 6 9 2 11 4 Refer to Exhibit 14-7. The least squares estimate of b0 (intercept) equals: Select one: a. -10 b. 10 c. 0.5 d. -0.5
1/12/2020 Quiz 6, Module 4 https://moodle.tru.ca/mod/quiz/review.php?attempt=634012&cmid=322891 2/6 Question 3 Complete Mark 1.00 out of 1.00 Question 4 Complete Mark 1.00 out of 1.00 Question 5 Complete Mark 1.00 out of 1.00 Exhibit 14-7 You are given the following information about y and x: y Dependent Variable x Independent Variable 5 4 7 6 9 2 11 4 Refer to Exhibit 14-7. The sample correlation coefficient equals: Select one: a. 0.3162 b. -0.3162 c. 0.10 d. -0.10 Exhibit 14-7 You are given the following information about y and x: y Dependent Variable x Independent Variable 5 4 7 6 9 2 11 4 Refer to Exhibit 14-7. The coefficient of determination equals: Select one: a. 0.3162 b. -0.3162 c. 0.10 d. -0.10 Exhibit 14-8 Refer to Exhibit 14-8. You are given the following information regarding a dependent variable Y and an independent variable X: S X = 90 S ( Y - )(X - ) = -156 S Y = 340 S (X - ) = 234 n = 4 S ( Y - ) = 1974 SSR = 104 The total sum of squares (SST) is: Select one: a. -156 b. 234 c. 1870 d. 1974 2 2
1/12/2020 Quiz 6, Module 4 https://moodle.tru.ca/mod/quiz/review.php?attempt=634012&cmid=322891 3/6 Question 6 Complete Mark 1.00 out of 1.00 Question 7 Complete Mark 1.00 out of 1.00 Question 8 Complete Mark 1.00 out of 1.00 Exhibit 14-8 Refer to Exhibit 14-8. You are given the following information regarding a dependent variable Y and an independent variable X: S X = 90 S ( Y - )(X - ) = -156 S Y = 340 S (X - ) = 234 n = 4 S ( Y - ) = 1974 SSR = 104 The sum of squares due to error (SSE) is: Select one: a. -156 b. 234 c. 1870 d. 1974 2 2 Exhibit 14-8 Refer to Exhibit 14-8. You are given the following information regarding a dependent variable Y and an independent variable X: S X = 90 S ( Y - )(X - ) = -156 S Y = 340 S (X - ) = 234 n = 4 S ( Y - ) = 1974 SSR = 104 The mean square error (MSE) is: Select one: a. 1870 b. 13 c. 1974 d. 935 2 2 Exhibit 14-8 Refer to Exhibit 14-8. You are given the following information regarding a dependent variable Y and an independent variable X: S X = 90 S ( Y - )(X - ) = -156 S Y = 340 S (X - ) = 234 n = 4 S ( Y - ) = 1974 SSR = 104 The slope of the regression equation is: Select one: a. -0.667 b. 0.667 c. 100 d. -100 2 2
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