CAS Exam MAS-II Fall 2019, Question 32
Study guide: Exam MAS-II
The modeling team is building a new predictive model. While examining their input data, they produce the following scatterplot for analyzing available predictor variables.
The team originally fit a model with var2 and var4. The team decides to also include var3 in a refit model.
Identify which of following is the most likely to occur in the refit model.
- A) Model predictions will be inaccurate
- B) Standard errors for var2 will increase
- C) Coefficient estimate for var3 will be negative
- D) Posterior estimates will improve
- E) Interpretation of the coefficients will be straightforward
Answer this question and see the worked solution