(a) Verify that Ex = 193.8, Ey = 178.9, Ex? = 7700.26, Ey? = 6536.81, Exy = 7088.36, and r= 0.964. Ex Ey Ex Exy (b) Use a 10% level of significance to test the claim that p > 0. (Use 2 decimal places.) critical e Conclusion O Reject the null hypothesis, there is sufficient evidence that p > 0. O Reject the null hypothesis, there is insufficient evidence that p> 0. O Fail to reject the null hypothesis, there is insufficient evidence that p> 0. O Fall to reject the null hypothesis, there is sufficient evidence that p> 0. (c) Verify that S, = 1.7964, a = 4.0858, and b= 0.8177. Se al b (d) Find the predicted dealer invoice when the list price is x = 44 (thousand dollars). (Use 2 decimal places.) (e) Find a 95% confidence interval for y when x = 44 (thousand dollars). (Use 2 decimal place.) lower limit upper limit (f) Use a 10% level of significance to test the claim that > 0. (Use 2 decimal places.) critical t Conclusion O Reject the null hypothesis, there is sufficient evidence that > 0. O Reject the null hypothesis, there is insufficient evidence that 6> 0. O Fail to reject the null hypothesis, there is insufficient evidence that > 0. O Fail to reject the null hypothesis, there is sufficient evidence that p> 0.
(a) Verify that Ex = 193.8, Ey = 178.9, Ex? = 7700.26, Ey? = 6536.81, Exy = 7088.36, and r= 0.964. Ex Ey Ex Exy (b) Use a 10% level of significance to test the claim that p > 0. (Use 2 decimal places.) critical e Conclusion O Reject the null hypothesis, there is sufficient evidence that p > 0. O Reject the null hypothesis, there is insufficient evidence that p> 0. O Fail to reject the null hypothesis, there is insufficient evidence that p> 0. O Fall to reject the null hypothesis, there is sufficient evidence that p> 0. (c) Verify that S, = 1.7964, a = 4.0858, and b= 0.8177. Se al b (d) Find the predicted dealer invoice when the list price is x = 44 (thousand dollars). (Use 2 decimal places.) (e) Find a 95% confidence interval for y when x = 44 (thousand dollars). (Use 2 decimal place.) lower limit upper limit (f) Use a 10% level of significance to test the claim that > 0. (Use 2 decimal places.) critical t Conclusion O Reject the null hypothesis, there is sufficient evidence that > 0. O Reject the null hypothesis, there is insufficient evidence that 6> 0. O Fail to reject the null hypothesis, there is insufficient evidence that > 0. O Fail to reject the null hypothesis, there is sufficient evidence that p> 0.
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section: Chapter Questions
Problem 8CR
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