Q3: A researcher fitted following regression equation using data of 30 countries а. Î = (7.79) 18.10 1.07G + 0.36 Y Se = (0.14) (0.02) R? = 0.99 and û? = 10.3 + 1.2G + 0.05Y + 0.12G? + 0.03Y² + 1.5GY...

Q3 Part (A)

Where investment (I), government expenditure (G), and gross domestic product (Y) are measured in US$ billion and ̂u is the regression residual
Is there any problem of Hetroscedasticity in above model? How do you know?

Q3:<br>A researcher fitted following regression equation using data of 30 countries<br>а.<br>Î =<br>(7.79)<br>18.10<br>1.07G +<br>0.36 Y<br>Se =<br>(0.14)<br>(0.02)<br>R? = 0.99<br>and<br>û? = 10.3 + 1.2G + 0.05Y + 0.12G? + 0.03Y² + 1.5GY<br>R2= 0.45<br>Where investment (I), government expenditure (G), and gross domestic product<br>(Y) are measured in US$ billion and û is the regression residual<br>Is there any problem of Hetroscedasticity in above model? How do you know?<br>

Extracted text: Q3: A researcher fitted following regression equation using data of 30 countries а. Î = (7.79) 18.10 1.07G + 0.36 Y Se = (0.14) (0.02) R? = 0.99 and û? = 10.3 + 1.2G + 0.05Y + 0.12G? + 0.03Y² + 1.5GY R2= 0.45 Where investment (I), government expenditure (G), and gross domestic product (Y) are measured in US$ billion and û is the regression residual Is there any problem of Hetroscedasticity in above model? How do you know?

Jun 11, 2022

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Q3: A researcher fitted following regression equation using data of 30 countries а. Î = (7.79) 18.10 1.07G + 0.36 Y Se = (0.14) (0.02) R? = 0.99 and û? = 10.3 + 1.2G + 0.05Y + 0.12G? + 0.03Y² + 1.5GY...

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