Question
Endogeneity in regression arises when:
Solution
Solution: Endogeneity occurs if Cov(Xi,ui)≠0. Causes include omitted variables, measurement error, or simultaneous causality. OLS estimates become biased and inconsistent in presence of endogeneity. Instrumental variable (IV) methods can correct this.
52, 77, 127, ?, 302, 427
Find the next term in the series:
3, 10, 21, 36, 55, ?
Choose the missing term?
B, D, F, I, L, P, ?
4, 4, 5, ? , 248, 1248
33 41 25 49 17 ?
What will come in place of (?) question mark in the given number series.
22, 23, 19, 28, ?, 37
178 168 148 ? 78 28
What will come in the place of questions (?) mark in the following questions.
53, 55, 61, 71, 85, ?
What will come in place of (?) question mark in the given number series.
52, 61, 79, 106, 142, ?
12 48 192 ? 3072 12288
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