Below are results from a regression analysis attempting to link a dependent variable y to independent variables x 1 and x 2 a Can these results be used to reject the all s are 0 null hypothesis at the 5 significance level Explain b Use t tests to determine which, if any, of the individual coefficie...

a We can use sample results to reject the all s are 0 null hypothesis at the 5 signif ...

Below are results from a regression analysis attempting to link a dependent variable y to independent variables

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Below are results from a regression analysis attempting to link a dependent variable y to independent variables x₁ and x₂.

a. Can these results be used to reject the “all βs are 0” null hypothesis at the 5% significance level? Explain.

b. Use t tests to determine which, if any, of the individual coefficients are statistically significant at the 5% significance level.

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Understanding Business Statistics

ISBN: 978-1118145258

1st edition

Authors: Stacey Jones, Tim Bergquist, Ned Freed

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Question Posted: Jul 16, 2015 11:45 PM

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Below are results from a regression analysis attempting to link a dependent variable y to independent variables

Question:

ANOVA Significance df MS Regression 2 4425.527 2212.763 5.530 0.016 Error Residual) Total 15 6002.251 400.150 17 10427.778 Coeffs Std Intercept 61415 23.262 3.126 2.426 t Stat 2.640 3.168 1.050 P-value 0.019 0.006 0.310 X 1 9.906 2.548

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Understanding Business Statistics

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