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    Introduction to Econometrics Update
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    Exam 5: Regression With a Single Regressor: Hypothesis Tests and Confidence Intervals
  5. Question
    The Error Term Is Homoskedastic If A)var(u<sub>i</sub> <Sub> </Sub> |\(\left. X _ { i } = x \right)\)
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The Error Term Is Homoskedastic If
A)var(ui | Xi=x)\left. X _ { i } = x \right)Xi​=x)

Question 35

Question 35

Multiple Choice

The error term is homoskedastic if


A) var(ui | Xi=x) \left. X _ { i } = x \right) Xi​=x) is constant for i = 1,…, n.
B) var(ui | Xi=x) \left. X _ { i } = x \right) Xi​=x) depends on x.
C) Xi is normally distributed.
D) there are no outliers.

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