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interaction_effects_in_regression_analysis:answer_ex2

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interaction_effects_in_regression_analysis:answer_ex2 [2023/06/06 07:38] hkimscilinteraction_effects_in_regression_analysis:answer_ex2 [2023/06/07 00:52] hkimscil
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 </code> </code>
  
-16, 10.7은 모두 영향력이 있다고 할 수 있는 상태가 아니며 +<code> 
-43.27.9 = 16 +y hat ~ 37.842715 + -0.110512 x1 + -0.220044 x2 + 0.011281 x1x2 
-38.27.9 = 10.7 +y hat ~ 37.842715 + -0.220044 x2 + (-0.110512 + 0.011281 x2) x1  # x1으로 regression한 결과 
-이 각각은 영향력이 없고, 둘의 오버랩인 27.9만이 영향력을 갖는다+y hat ~ 37.842715 + -0.110512 x1 + (-0.220044 + 0.011281 x1) x2  # x2 
 +</code> 
 + 
 +{{:interaction_effects_in_regression_analysis:pasted:20230607-005145.png}} 
 + 
 +{{:interaction_effects_in_regression_analysis:pasted:20230607-005227.png}} 
interaction_effects_in_regression_analysis/answer_ex2.txt · Last modified: 2023/06/07 02:49 by hkimscil

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