https://www.khanacademy.org/math/statistics-probability/probability-library/basic-theoretical-probability/v/monty-hall-problem 2021-05-19T21:45:29Z The Monty Hall problem Here we have a presentation and analysis of the famous thought experiment: the "Monty Hall" problem! This is fun. Sal Khan video https://cdn.kastatic.org/googleusercontent/KBceOr2YhnG65lN71rFBI8PT3t4UhCqYuTVOWhRXMau7TI5vZqlJ-R-Jho7Uq0eh1pdjQIROkLomTyS6dCSUGAs The Monty Hall problem Here we have a presentation and analysis of the famous thought experiment: the "Monty Hall" problem! This is fun. https://cdn.kastatic.org/ka-youtube-converted/Xp6V_lO1ZKA.mp4/Xp6V_lO1ZKA.mp4 443 Probabilidades https://www.khanacademy.org/math/cc-seventh-grade-math/cc-7th-probability-statistics/cc-7th-basic-prob/e/probability_1 2026-03-15T17:11:10.340789021Z Simple probability Practice finding probabilities of events, such as rolling dice, drawing marbles out of a bag, and spinning spinners. Ben Alpert exercise https://www.khanacademy.org/math/precalculus/x9e81a4f98389efdf:prob-comb/x9e81a4f98389efdf:addition-rule-prob-precalc/v/probability-with-playing-cards-and-venn-diagrams 2023-04-15T06:53:33.172253602Z Probability with Venn diagrams Want to learn some probability? This video explains the probability of drawing a Jack or a Heart from a deck of 52 cards. It uses a Venn diagram to illustrate the concept of overlapping events and how to calculate the combined probability. Key definitions include "equally likely events" and "overlapping events". Sal Khan video https://cdn.kastatic.org/googleusercontent/Z0TuLq2KolavsrfDXSbLqi0S-wnlCrC13cKGG68wK9ljrTiXzRqvfq7IpWNzcwgzlpEOI8YmMafp4K4zO0sanvXu Probability with Venn diagrams Want to learn some probability? This video explains the probability of drawing a Jack or a Heart from a deck of 52 cards. It uses a Venn diagram to illustrate the concept of overlapping events and how to calculate the combined probability. Key definitions include "equally likely events" and "overlapping events". https://cdn.kastatic.org/ka-youtube-converted/obZzOq_wSCg.mp4/obZzOq_wSCg.mp4 602 Probabilidades https://www.khanacademy.org/math/cc-seventh-grade-math/cc-7th-probability-statistics/cc-7th-basic-prob/e/understanding-probability 2026-04-07T23:36:17.218592739Z Comparing probabilities Practice expressing probabilities in different forms (fractions, decimals, and percents). Rhonda Hughes exercise