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Free Probability & Statistics Books

Probability and statistics books provide the mathematical foundations for understanding uncertainty, analyzing data, and making informed decisions. This page helps students, researchers, and professionals discover free probability and statistics books, textbooks, lecture notes, and related academic resources through external university and educational links. The collection covers a broad range of subjects, from introductory probability, descriptive statistics, and statistical inference to Bayesian statistics, stochastic processes, statistical learning, and applied statistics. These probability and statistics resources can support university coursework, self-study, academic research, and practical data analysis in mathematics, science, engineering, computer science, economics, and other quantitative disciplines.

Our website serves as a directory for finding free statistics and probability resources available through external academic repositories, universities, and educational websites. We do not host the books or PDF files on this website; instead, we organize relevant external links to help readers locate textbooks, lecture notes, and research materials from established sources. Whether you are looking for probability theory books, statistics textbooks, Bayesian statistics resources, statistical learning books, or applied statistics resources, this page provides a starting point for exploring the subject. Browse the available external links to find materials suited to your level and area of study, and check each external website for current availability, licensing, copyright, and access conditions.

Free Probability & Statistics Resources

Intro to Statistical Learning 2nd Ed - Gareth James | PDF
This benchmark guide balances theory with hands-on applications in R and Python. Packed with clear diagrams, it is the ideal self-study reference for statistical learning and predictive analytics pdf free for data science and machine learning practitioners.
Elements of Statistical Learning - Hastie, Tibshirani | PDF
A masterclass in computational algorithms and high-dimensional inference. Packed with theoretical rigor, it offers an advanced reference for elements of statistical learning pdf free download for data science researchers and machine learning engineers.
Machine Learning: A Probabilistic Perspective - Murphy
This comprehensive university textbook provides a unified probabilistic approach to make graphical models intuitive. Packed with complete mathematical derivations, it is a self-study reference for machine learning graduate students and artificial intelligence researchers.
Probabilistic Machine Learning An Introduction - Murphy Free
This modern introductory textbook presents a code-backed approach to make deep neural networks intuitive. Featuring clear derivations and PyTorch implementations, it is a self-study reference for computer science students and data science researchers.
Forecasting: Principles and Practice - Rob Hyndman | PDF
This essential open-access textbook combines time series analysis with hands-on R programming to make ARIMA forecasting intuitive. Packed with real-world case studies and code, it is the ideal self-study reference for data scientists and quantitative forecasters.
Intro to Probability & Statistics - Hossein Pishro-Nik | PDF
This popular introduction to probability statistics and random processes textbook provides an accessible yet mathematically thorough foundation for engineering students in discrete random variables, statistical inference, and signal processing.
Bayesian Methods for Hackers - Cameron Pilon | Free PDF
This hands-on data science guide introduces practical Bayesian inference and probabilistic programming. Mastering Bayesian methods for hackers Cameron Pilon PyMC Markov chain Monte Carlo MCMC sampling probabilistic modeling pdf builds advanced analytical skills.
Intro to Probability for Data Science - Stanley Chan | PDF
Connecting core probability concepts for data science practitioners directly to machine learning, Stanley Chan makes probabilistic modeling completely intuitive. Packed with practical Python examples, it is an ideal self-study reference for computer science students.
Think Stats: Prob & Stats for Programmers - Downey | PDF
This innovative computer science text, Think Stats: Probability and Statistics for Programmers by Allen B. Downey, teaches programmers statistical analysis using computational Python methods, probability distributions, cumulative distribution functions, hypothesis testing, and estimation algorithms.
Introduction to Probability - Grinstead & Snell | Free PDF
This AMS classic introduction to probability theory textbook provides a comprehensive balance between discrete and continuous models. Featuring computer simulations and Markov chains, it is an essential reference for mathematics students and self-learners.
Seeing Theory: Visual Probability & Statistics - Kunin | PDF
This visually engaging interactive statistics book, Seeing Theory: A Visual Introduction to Probability and Statistics by Daniel Kunin, leverages intuitive visual representations to explain fundamental probability, random variables, probability distributions, frequentist inference, and Bayesian analysis.
Networks, Crowds, Markets - Easley & Kleinberg | Free Online
Combining economics, computer science, and sociology, this interdisciplinary text analyzes network structure and information cascades. It offers a comprehensive reference for university students to study social influence alongside computational social science researchers.
Introduction to Modern Statistics - Rundel & Hardin | PDF
This flagship OpenIntro open-access textbook, Introduction to Modern Statistics by Mine Çetinkaya-Rundel and Johanna Hardin, offers a state-of-the-art approach to introductory statistics using data visualization, exploratory analysis, linear regression models, and computer randomization techniques.
Statistical Inference for Data Science - Brian Caffo | PDF
This practical guide serves as an ideal self-study reference for data science students by bridging probability theory and empirical analysis. Featuring real-world R code and proofs, it helps quantitative analysts master hypothesis testing and inference workflows.
Statistical Inference via Data Science - Ismay & Kim | PDF
This acclaimed textbook delivers a hands-on introduction to data wrangling and visualization with ggplot2. Covering bootstrap resampling and regression, it serves as a modern dive into R and tidyverse for data science for students and data analysts.
Intro to Prob & Stats using R - G. Jay Kerns | Free PDF
This classic introductory guide bypasses complex jargon to make probability and statistical computing with R completely intuitive. Packed with practical examples, it is the ideal self-study reference for data science students and math beginners.
Applied Statistics with R - David Dalpiaz | PDF
Integrations of R programming make applied linear regression and model diagnostics intuitive in this hands-on text. Packed with real-world datasets and complete code, it is an ideal self-study reference for statistics students and data practitioners.
Basic Probability Theory - Robert B. Ash | Full Text Online
This classic introductory guide bypasses complex jargon to make basic probability theory and random variables completely intuitive. Packed with practical examples, it is the ideal self-study reference for engineering students and math beginners.
Probability and Statistics - Evans & Rosenthal | PDF
This guide to probability and statistical inference integrates modern computational tools with classical theory. Packed with practical applications and real-world datasets, it is the ideal self-study reference for statistics students and researchers.
Probability Theory & Stochastic Processes PDF - Oliver Knill
This classic foundational guide bypasses complex jargon to make probability theory and stochastic processes completely intuitive. Packed with practical examples, it is the ideal self-study reference for mathematics students and physics researchers.
Calculus and Probability - Bruno Belevan | Free PDF Download
This rigorous open textbook bridges fundamental calculus techniques with continuous probability theory. Written by Bruno Belevan and colleagues, it offers intuitive geometric proofs to help students master applied calculus probability distribution principles easily.
Probability: Theory and Examples - Rick Durrett | Free PDF
This classic graduate-level guide balances measure-theoretic rigor with intuition, making advanced probability theory and stochastic processes accessible. Packed with practical examples, it serves as an ideal reference for mathematics graduate students.
Probability Theory: The Logic of Science - E. T Jaynes | PDF
This classic foundational guide bypasses rigid formulas to make Bayesian probability and statistical inference completely intuitive. Packed with practical examples, it is the ideal self-study reference for data science students and physics researchers.
Learning Statistics with Jamovi - Navarro & Foxcroft | PDF
This widely used introductory statistics tutorial, Learning Statistics with Jamovi by Danielle Navarro and David Foxcroft, covers descriptive statistics, probability theory, pragmatics of data analysis, hypothesis testing, t-tests, ANOVA, and linear regression using the open-source Jamovi statistical software.
Computer Age Statistical Inference - Efron & Hastie | PDF
This landmark text bridges classical theory with modern algorithms to make bootstrap resampling and high-dimensional inference intuitive. Written by two world-renowned pioneers, it is a unified self-study reference for statistics graduate students and researchers.
Probability & Statistics - Marco Taboga | Free Online
This rigorous self-study guide combines clear theoretical proofs with intuitive explanations to make probability theory and mathematical statistics completely accessible. Packed with detailed derivations and examples, it is the ideal study reference for graduate students and quantitative researchers.
An Intro to Probabilistic Programming - Jan-Willem Meent PDF
This text explains probabilistic programming, combining programming languages and probability theory. It covers Bayesian inference, graphical models and MCMC, helping build AI systems for uncertainty modeling and machine learning applications.
Applied Stochastic Processes for Engineering - Scott | PDF
This accessible engineering resource bridges core probability theory with dynamical systems to make stochastic processes and reliability modeling intuitive. Packed with physical examples, it is an ideal self-study reference for engineering students and mathematicians.
Descriptive and Inferential Statistics - Van Elst | PDF
This structured guide bridges exploratory data analysis and mathematical statistics to make statistical estimation and formal hypothesis testing intuitive. Packed with clear derivations, it is the ideal self-study reference for social science students and beginners.
Probability and Statistics - Mathai Haubold | Free PDF
This rigorous textbook covers foundational probability and statistical inference for science and engineering. Understanding probability statistics random variables limit theorems proofs through this volume by Mathai and Haubold builds essential analytical skills.
Probability in EE and Computer Science - Jean Walrand | PDF
Connecting core probability theory to engineering problems, this guide makes Markov chains and queueing models intuitive. Packed with practical examples and proofs, it serves as an essential self-study reference for engineering students and network researchers.
Advanced Stochastic Processes - David Gamarnik | PDF
This rigorous resource connects theoretical probability with operations research to make advanced stochastic processes and queueing networks intuitive. Packed with proofs and asymptotic analysis, it is an ideal study reference for operations research students and probabilists.
Intro to Mathematical Finance - Kaisa Taipale | Free PDF
This accessible introductory text provides a clear mathematical foundation for modern financial modeling and derivative pricing. Mastering introductory mathematical finance option pricing black scholes models through Kaisa Taipale's exposition builds quantitative modeling skills.
Data Assimilation: Mathematical Intro - Kody Law | PDF
This textbook provides a cohesive framework to make Kalman filtering and Bayesian inverse problems intuitive. Combining proofs with numerical algorithms, it stands as an essential self-study reference for applied mathematics graduate students and researchers.
Advanced Stochastic Processes - Jan van Casteren | Free PDF
This advanced graduate text provides a rigorous measure-theoretic framework for stochastic processes. Mastering advanced stochastic processes markov semigroups martingales proofs through Jan van Casteren's exposition builds deep analytical expertise.
Probabilistic ML for Civil Engineers - Goulet | Free Online
This text explains how machine learning and probability theory help model uncertainty in civil engineering. It covers Bayesian inference, Gaussian processes, and uncertainty quantification, focusing on structural health monitoring, data analysis, and better decision-making in engineering systems.
Essentials of Stochastic Processes - Rick Durrett | Free PDF
This accessible introductory guide focuses on computational examples and application-driven theory to make stochastic processes and Markov chains intuitive. Packed with real-world problems, it is an ideal self-study reference for undergraduate and graduate students.
Random Graphs & Complex Networks - R. van der Hofstad | PDF
Bridging classical random graph theory with modern complex network science, this textbook makes scale-free network models and graph limits intuitive. Packed with rigorous probability proofs, it is an ideal self-study reference for probability students and researchers.
Probability for Electrical Engineering - Jean Walrand | PDF
This application-focused guide bridges mathematical principles with engineering problems to make probability theory and stochastic systems intuitive. Packed with practical algorithms, it is the ideal self-study reference for computer science students and engineers.
Spatial Statistics for Data Science - Paula Moraga | Online
This modern open-access textbook combines spatial statistics with computational workflows in R to make geostatistics and areal data modeling intuitive. Packed with real datasets, it is the ideal self-study reference for data science professionals and spatial analysts.
Statistical Foundations of Machine Learning - Bontempi | PDF
Connecting statistical estimation with machine learning algorithms, this open-access textbook makes supervised learning and predictive modeling completely intuitive. Packed with practical R code snippets, it is the ideal self-study reference for computer science students and data science practitioners.
Statistical Signal Processing Gray & Davisson | Free Online
Balancing probability theory with engineering applications, this foundational guide makes statistical signal processing and random processes completely intuitive. Detailed derivations make it the ideal self-study reference for electrical engineering students and signal processing researchers.
Generalized Linear Models In R - N Helwig | Free Online
Connecting exponential family theory with modern R computing, this rigorous statistical guide makes logistic regression and count data modeling intuitive. Packed with empirical applications, it serves as the ideal self-study reference for quantitative researchers and data science students.
Probability on Trees and Networks - Lyons & Peres | PDF
This landmark graduate textbook bridges discrete probability with geometric group theory and network flows to render percolation and random walks on infinite graphs intuitive. Deep analytical insights make it an ideal self-study reference for probability researchers and discrete mathematicians.
Applied Probability - Paul E Pfeiffer | Free PDF Download
Practical engineering applications combine with core mathematical principles in this classic foundational textbook to render applied probability and random variables completely intuitive. Rich problem sets make it an ideal self-study reference for engineering students and applied mathematicians.
Stochastic Differential Equations - Jesper Carlsson | PDF
Computational applied mathematics seamlessly meets theoretical probability within this concise guide to render stochastic differential equations completely intuitive. Practical examples make it an ideal self-study reference for applied mathematics students and computational scientists.
Introduction to Random Matrices - Giacomo Livan et al
Featuring clear mathematical proofs, this concise volume renders Gaussian ensembles, Dyson's beta index, spectral density derivations, and universality limits intuitive. It provides an ideal self-study reference for physics and mathematics graduate students and quantitative finance researchers.
Introduction to Statistical Thinking - Benjamin Yakir
Blending statistical theory with computational data analysis in R, this modern foundational textbook renders statistical thinking and data analysis completely intuitive. Real-world datasets make it an ideal self-study reference for introductory statistics students and aspiring data analysts.
Probabilistic Programming - Daniel Ritchie | PDF
Advanced computational design systems meet Bayesian inference in this text exploring how probabilistic programming, machine learning, and computer graphics build procedural modeling. Markov Chain Monte Carlo methods make it ideal for intelligent 3D content generation.
Foundations in Statistical Reasoning - Kaslik | Free Online
Essential mathematical concepts unite with practical data interpretation in this accessible text to render statistical reasoning and formal hypothesis testing intuitive. Step-by-step calculations make it an ideal self-study reference for introductory statistics students and data analysis beginners.
Call Center Mathematics - Ger Koole | PDF
Predicting waiting times and planning staff becomes straightforward through simple models in this practical text on call center optimization. Structured models make it an ideal queueing theory study guide for call center workforce management.

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