[[Actuarial Notes Wiki|Wiki]] / **Exam P-1 (SOA)**
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## Exam P-1 (SOA)
The **Probability (P-1) Exam** is a 3 hour exam with 30 multiple choice questions about probability theory concepts and their application to measuring risk.
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> [!answer]- 📅 Exam Schedule {2026}
>
> <div class="highlight-upcoming" data-date-col="0"></div>
>
> Dates | Exams
> -|-
> Mar 9 - Mar 20 | P
>May 8 - May 19 | P
>Jul 8 - Jul 19 | P
>Sep 10 - Sep 21 | P
>Nov 4 - Nov 15 | P
>
>- [Register](https://www.soa.org/education/exam-req/registration/edu-registration/) ($275 USD registration fee)
> [!answer]- 📄 Download Resources {4 PDFs}
> - [Exam P-1 Syllabus](https://www.soa.org/globalassets/assets/files/edu/2026/spring/syllabi/2026-03-exam-p-syllabus.pdf)
> - [May 2026 Exam P-1 Syllabus](https://www.soa.org/globalassets/assets/files/edu/2026/spring/syllabi/2026-05-exam-p-syllabus.pdf)
> - [736 Sample Questions for Exam P (SOA)](https://www.soa.org/globalassets/assets/files/edu/2026/spring/questions-solutions/2026-05-exam-p-sample-questions.pdf)
> - [Sample Answers](https://www.soa.org/globalassets/assets/files/edu/2025/fall/questions-solutions/2025-10-exam-p-sample-solutions.pdf)
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>[!answer]- 📕 Source Material {6 Textbooks}
>
> | Source | Coverage |
| ----------------------------------------------------------------------------------------- | --------------------------------------------------------------------------------------------------- |
| [[A First Course in Probability (Ross - 2019)]] | Chapters 1-8^[Excluding 4.8.4, 5.6.2, 5.6.3, 5.6.5, 5.7, 7.2.1, 7.2.2, 7.3, 7.6, 7.7, 7.8, 7.9]<br> |
| [[Mathematical Statistics with Applications (Wackerly, Mendenhall, & Scheaffer - 2008)]] | Chapters 1-8^[Exlcuding 2.12, MGF, 4.10, Continuous Multivariate Distributions, 5.10, 7.4] |
| [[Probability for Risk Management (Hassett - 2021)]] | Chapters 1-11 |
| [[Probability and Statistics with Applications - A Problem Solving Text (Asimow - 2021)]] | Chapters 1-8 |
| [[Probability and Statistical Inference (Hogg - 2020)]] | Chapters 1-5 |
| [[Probability (Leemis - 2018)]] | Chapters 1-8 |
### Prerequisite knowledge
Knowledge of the following concepts is expected:
- [[Calculus]], including series, differentiation, and integration.
- Concepts introduced in [Risk and Insurance](https://www.soa.org/49355c/globalassets/assets/files/edu/p-21-05.pdf)
### Learning Objectives
> [!example]- General Probability {23-30%}
> ### General Probability
> Understand basic concepts of [[Probability]] and [[Discrete Mathematics]].
> 1. Define [[Set Function]], [[Venn Diagram]], [[Sample Space]], and [[Event]]. Define **probability** as a set function on a collection of events and state the basic [[Axioms of Probability]].
> 2. Calculate **probabilities** using [[Combinatorics]], such as [[Combination]] and [[Permutation]].
> 3. Define [[Independent Events|Independence]] and calculate probabilities of [[Independent Events]].
> 4. Calculate probabilities of [[Mutually Exclusive Events]].
> 5. Calculate probabilities using [[Probability Addition Rule]] and [[Probability Multiplication Rule|Probability Multiplication Rules]].
> 6. Define and calculate [[Conditional Probability]].
> 7. State [[Bayes Theorem]] and [[The Law of Total Probability]] and use them to calculate conditional probabilities.
>
> [!example]- Univariate Random Variables {44-50%}
> ### Univariate Random Variables
> Understand [[Discrete Univariate Distributions]] and [[Continuous Univariate Distributions]] and their applications.
>1. Explain and apply the concepts of [[Probability]], [[Random Variable|Random Variables]], probability density functions, and cumulative distribution functions.
> 2. Calculate [[Conditional Probability|Conditional Probabilities]].
> 3. Explain and calculate expected values, including moments, mode, median, and percentiles.
> 4. Explain and calculate [[Variance]], [[Standard Deviation]], and [[Coefficient of Variation]].
> 5. Calculate the amount that an insurance company pays to a policyholder for a claim given [[Policy Information]], including [[Deductibles]], [[Coinsurance Percentages]], and [[Benefit Limits]], as well as other factors, such as [[Inflation]].
> 6. Calculate the [[Expected Value]], [[Variance]], and [[Standard Deviation]] of both the [[Loss Random Variable]] and the corresponding [[Payment Random Variable]].
>
> #### Discrete Univariate Distributions
> - [[Binomial]]
> - [[Geometric]]
> - [[Hypergeometric]]
> - [[Negative Binomial]]
> - [[Poisson]]
> - [[Uniform]]
>
> #### Continuous Univariate Distributions
> - [[Beta]]
> - [[Exponential]]
> - [[Gamma]]
> - [[Lognormal]]
> - [[Normal]]
> - [[Uniform]]
> [!example]- Multivariate Random Variables {23-30%}
> ### Multivariate Random Variables
> Understand key concepts in the discrete and continuous settings concerning [[Multivariate Distribution]]s, the [[Distribution of Order Statistics]] for [[Independent Random Variables]], and linear combinations of independent random variables, along with associated applications.
> 1. Determine [[Joint Probability Functions]] and [[Joint Cumulative Distribution Functions]] for discrete random variables.
> 2. Determine [[Conditional Probability Function]] and [[Marginal Probability Function]] for discrete random variables.
> 3. Calculate [[Moments for Joint Distributions]] for joint, conditional, and marginal discrete distributions.
> 4. Calculate [[Variance for Conditional Distributions|Variance]] and standard deviation for conditional and marginal probability distributions for discrete random variables.
> 5. Calculate the [[Covariance]] and the [[Correlation Coefficient]] for discrete random variables.
> 6. Determine the [[Joint Distribution of Order Statistics]] for a set of independent random variables.
> 7. Calculate [[Probabilities for Linear Combinations]] of independent discrete random variables as well as for continuous normal random variables.
> 8. Calculate [[Moments for Linear Combinations]] of independent random variables.
> 9. Apply the [[Central Limit Theorem]] to calculate approximations of probabilities for linear combinations of independent and identically distributed random variables.