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Basic Question 0 of 19
If linear regression is used to model the relationship between two time series, and a test shows that one of the two time series has a unit root, we should:
B. safely use linear regression if the time series are co-integrated.
C. not use linear regression if the time series are not co-integrated.
A. not use linear regression.
B. safely use linear regression if the time series are co-integrated.
C. not use linear regression if the time series are not co-integrated.
User Contributed Comments 1
| User | Comment |
|---|---|
| wtwaf | key words: one of the two good question! |
I am happy to say that I passed! Your study notes certainly helped prepare me for what was the most difficult exam I had ever taken.
Andrea Schildbach
Learning Outcome Statements
explain the use of value at risk (VaR) in measuring portfolio risk;
compare the parametric (variance -covariance), historical simulation, and Monte Carlo simulation methods for estimating VaR;
estimate and interpret VaR under the parametric, historical simulation, and Monte Carlo simulation methods;
describe advantages and limitations of VaR;
describe extensions of VaR;
CFA® 2025 Level II Curriculum, Volume 5, Module 41.