When two events (call them A and B) are Mutually Exclusive it is impossible for them to happen together: P(A and B) = 0. The probability of A and B together equals 0 (impossible).
Answer Wiki. Strauss & Howe, the social historians known for pioneering generational theory[1], would say that Gen X (the 13th generation) and Gen Y (the millennial generation) each have the traits of their corresponding generational archetypes. Generation X is generally used to refer to people born in the 60s and 70s. According to Strauss & Howe, it is a Nomad generation, an archetype they share with the Lost Generation of the 1890s and 1900s. Both generations are characterized by a disaffected attitude and general disdain for everything that came before.
Generation Z (also known as Post-Millennials, the iGeneration, Founders, Plurals, or the Homeland Generation) is the demographic cohort following the Millennials. The difference between the two is important to know in order to prepare your business, shift marketing, adjust leadership, and adapt recruiting efforts to stay relevant for the future.