Empower your middle school Statistics students to master the Probability Rule of Complements with this focused lesson plan, perfectly aligned with CCSS standards 7.SP.C.5 and 7.SP.C.7. This comprehensive resource guides learners through defining the complement of an event, applying the fundamental formula P(A′)=1−P(A), and strategically utilizing this rule to simplify calculations, especially for "not" and "at least one" scenarios. Featuring engaging activities, clear examples, essential vocabul