Lab Assignment 11

Lab Assignment 11 - Lab Assignment 11 1 Read in the data...

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Lab Assignment 11 1. Read in the data from the external text file. What was the winning percentage for the favored teams? 422 / 553 = 0.763 ( = 76.3%) 2. (1) Estimate a linear probability model by using only spread . Test whether the constant term equals 0.5 or not using both the usual and heteroskedasticity-robust standard errors. The SAS System The REG Procedure Model: MODEL1 Dependent Variable: favwin Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 11.06363 11.06363 68.57 <.0001 Error 551 88.90382 0.16135 Corrected Total 552 99.96745 Root MSE 0.40168 R-Square 0.1107 Dependent Mean 0.76311 Adj R-Sq 0.1091 Coeff Var 52.63772 Parameter Estimates Parameter Standard Variable DF Estimate Error t Value Pr > |t| Intercept 1 0.57695 0.02823 20.43 <.0001 spread 1 0.01937 0.00234 8.28 <.0001 The SAS System The REG Procedure Model: MODEL1 Dependent Variable: favwin Consistent Covariance of Estimates Variable Intercept spread Intercept 0.0009985315 -0.000054504 spread -0.000054504 3.6801005E-6
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The SAS System The REG Procedure Model: MODEL1 Test 1 Results for Dependent Variable favwin Mean Source DF Square F Value Pr > F Numerator 1 1.19844 7.43 0.0066 Denominator 551 0.16135 The SAS System The REG Procedure Model: MODEL1 Dependent Variable: favwin Test 1 Results using ACOV estimates DF Chi-Square Pr > ChiSq 1 5.93 0.0149 We can reject the null that the constant term is equal to 0.5 (p-value = 0.0066). So, the constant term is
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This note was uploaded on 02/21/2012 for the course ECON 500 taught by Professor Professor during the Fall '10 term at SUNY Buffalo.

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Lab Assignment 11 - Lab Assignment 11 1 Read in the data...

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