Question 2 [18] Suppose that a sample of size 10 was collected to study the relationship...
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Question 2 [18] Suppose that a sample of size 10 was collected to study the relationship between x and y. From the sample data, the following information was obtained. Xi ei 23 4 7 3 -2 10 0 12 -2 15 18 -7 -3 20 3 21 25 -2 7 ŷi = -3.18+ 2.49x₁ (a) Use a t-test approach to determine whether or not there is a significant relationship between x and y at 10% level. (b) Construct and interpret 90% interval estimate of E(y) at x6 (c) Find the standard error of the point estimator of the model intercept Question 2 [18] Suppose that a sample of size 10 was collected to study the relationship between x and y. From the sample data, the following information was obtained. Xi ei 23 4 7 3 -2 10 0 12 -2 15 18 -7 -3 20 3 21 25 -2 7 ŷi = -3.18+ 2.49x₁ (a) Use a t-test approach to determine whether or not there is a significant relationship between x and y at 10% level. (b) Construct and interpret 90% interval estimate of E(y) at x6 (c) Find the standard error of the point estimator of the model intercept
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a The table is obtained as X 2 4 7 10 12 15 18 20 21 25 se31 se ... View the full answer
Related Book For
Comparative international accounting
ISBN: 978-0273703570
9th Edition
Authors: Christopher nobes, Robert parker
Posted Date:
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