Consider a causal model and a predictive model below: Y + Bo + B1X+u, Y = B₁ + B₁X + e with E (e) = 0, cov (X, e) = 0. Which of the following statements is/are true? | B₁ = B₁ if cov(X, u) = 0. | B₁ = ß₁ if E (u|X) = 0. B₁ B if cov(X, u) < 0. B₁ = ß₁if E (u) = 0.

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Consider a causal model and a predictive model below:
Y +Bo+B1X+u,
Y = ß* + ß₁X + e with E (e) = 0, cov (X, e) = 0.
Which of the following statements is/are true?
B₁ =B₁ if cov(X, u) = 0.
B₁ = B₁ if E (u|X) = 0.
] B₁ > ߆ if cov(X, u) < 0.
B₁B; if E (u) = 0.
=
Transcribed Image Text:Consider a causal model and a predictive model below: Y +Bo+B1X+u, Y = ß* + ß₁X + e with E (e) = 0, cov (X, e) = 0. Which of the following statements is/are true? B₁ =B₁ if cov(X, u) = 0. B₁ = B₁ if E (u|X) = 0. ] B₁ > ߆ if cov(X, u) < 0. B₁B; if E (u) = 0. =
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