The AIC is a statistic
A)that is used as an alternative to the BIC when the sample size is small (T

Question

The AIC is a statistic
A)that is used as an alternative to the BIC when the sample size is small (T < 50)
B)often used to test for heteroskedasticity
C)used to help a researcher chose the number of lags in a time series with multiple predictors
D)all of the above

Quizplus · Accepted Answer

The AIC is commonly used for selecting the number of lags in a time series model with multiple predictors. It is not typically used for testing heteroskedasticity, and while it can be used as an alternative to BIC, it is not specifically recommended for small sample sizes.

The AIC Is a Statistic