8. Test the significance of the slope coefficient of the regression in Part (1) above. Use...
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8. Test the significance of the slope coefficient of the regression in Part (1) above. Use 5% level of significance on: a. b. Level of significance approach (show your calculations of t-ratio) P-value approach (show your calculation of p-value) Show the complete steps as well as the interpretation(s) involved in each of the above approaches. Are your conclusions in Parts (8.a) & (8.b) in here different from what you concluded in Part (4) above? Model 5: OLS, using observations 1-706 Dependent variable: RST const TOTWRK coefficient 3586.38 -0.150746 Mean dependent var Sum squared resid R-squared F(1, 704) Log-likelihood Schwarz criterion L std. error t-ratio 38.9124 92.17 0.0167403 -9.005 3266.356 S.D. dependent var 1.25e+08 S.E. of regression 0.103287 Adjusted R-squared 81.08987 P-value (F) -5267.096 Akaike criterion 10547.31 Hannan-Quinn p-value 0.0000 *** 1.99e-018 *** 444.4134 421.1357 0.102014 1.99e-18 10538.19 10541.71 8. Test the significance of the slope coefficient of the regression in Part (1) above. Use 5% level of significance on: a. b. Level of significance approach (show your calculations of t-ratio) P-value approach (show your calculation of p-value) Show the complete steps as well as the interpretation(s) involved in each of the above approaches. Are your conclusions in Parts (8.a) & (8.b) in here different from what you concluded in Part (4) above? Model 5: OLS, using observations 1-706 Dependent variable: RST const TOTWRK coefficient 3586.38 -0.150746 Mean dependent var Sum squared resid R-squared F(1, 704) Log-likelihood Schwarz criterion L std. error t-ratio 38.9124 92.17 0.0167403 -9.005 3266.356 S.D. dependent var 1.25e+08 S.E. of regression 0.103287 Adjusted R-squared 81.08987 P-value (F) -5267.096 Akaike criterion 10547.31 Hannan-Quinn p-value 0.0000 *** 1.99e-018 *** 444.4134 421.1357 0.102014 1.99e-18 10538.19 10541.71
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Business Statistics a decision making approach
ISBN: 978-0133021844
9th edition
Authors: David F. Groebner, Patrick W. Shannon, Phillip C. Fry
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