Expectation and Variance
August 22, 2025
Learn how to compute the expectation and variance of random variables in both discrete and continuous cases, with clear definitions and examples.
ProbabilityBeginnerExpectationVariance
Probability (5)
Articles about Probability
5 articles found
Discrete Distributions
August 21, 2025
An introduction to key discrete probability distributions: the uniform, Bernoulli, and binomial distributions, with examples, expectations, and variances.
ProbabilityBeginnerDiscrete Distribution
Probability Distributions and Densities
August 20, 2025
Building on Laplace and Kolmogorov’s definitions of probability, this article explains the basics of probability distributions and density functions in a beginner-friendly way.
ProbabilityBeginnerProbability Distribution
Events and Sigma-Algebras
August 20, 2025
A beginner-friendly explanation of 'events' and 'σ-algebras' in probability theory, with examples and visual aids to help you understand how probability is defined mathematically.
ProbabilitySet TheoryIntermediate
Laplace and Kolmogorov Definitions of Probability
August 19, 2025
From Laplace's classical probability to Kolmogorov's modern axiomatic definition, explained step by step for beginners.
ProbabilityBeginnerProbability Theory