lesson
Calculating Probabilities of Complementary Events
Use the complement rule P(not A) = 1 - P(A) to find the probability that an event does not occur.

Use the complement rule P(not A) = 1 - P(A) to find the probability that an event does not occur.
Upgrade to unlock this lesson, practice questions, and your personal tutor.
6th Grade · Math · Open Global Math
9 lessons
Quantify probability between 0 and 1, calculate theoretical probabilities of simple and compound events, and construct sample spaces using lists, grids, and tree diagrams.