Multiple Choice
In a regression model such as y = β0 + β1X1 + β2X2 + ε,if changes in x1 and x2 happen simultaneously,the model is said to be affected by:
A) specification bias.
B) heteroscedasticity.
C) multicollinearity.
D) autocorrelation.
Correct Answer:

Verified
Correct Answer:
Verified
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