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Exam Comparison2026-07-127 min read

Exam SRM vs. Exam MAS-I: Statistics Exam Showdown

Comparing the SOA's Exam SRM with the CAS's Exam MAS-I for candidates choosing between pathways.

Exam SRM (SOA)

Exam SRM (Statistics for Risk Modeling) tests regression analysis, time series, principal component analysis, decision trees, and cluster analysis. The exam emphasizes application and interpretation rather than derivation. Candidates must understand when to use each method, how to interpret output, and how to assess model fit. The exam is 3.5 hours with 35 multiple-choice questions. SRM is positioned as a foundational statistics exam that prepares SOA candidates for more advanced predictive analytics work in their fellowship track.

Exam MAS-I (CAS)

Exam MAS-I (Modern Actuarial Statistics I) covers similar statistical topics but with greater depth in certain areas. It includes regression, time series, generalized linear models, and Bayesian analysis. The CAS exam tends to be more computationally intensive and may require more detailed understanding of the mathematical foundations behind the methods. MAS-I is 4 hours with approximately 40 questions. Candidates choosing between SOA and CAS should consider that MAS-I is generally considered more challenging, reflecting the CAS's emphasis on quantitative rigor in its exam pathway.

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