IM Geo 8.9 Practice: Using Tables for Conditional Probability

This GeoGebra example demonstrates how to organize and compute conditional probabilities using two-way tables, a fundamental topic in probability and statistics. The core mathematical concepts include conditional probability, joint probability, marginal probability, and an initial understanding of Bayes' theorem. The construction uses GeoGebra spreadsheet objects (such as B1, C1, D1, etc.) and variables (A2, A3) to create a data matrix, allowing users to interactively explore row and column totals and the calculation of conditional probabilities. It is suitable for upper middle school or high school students learning probability, and can be used for classroom demonstrations or independent practice to reinforce the transition from frequency tables to conditional probability.