Random Variables, Random Process, Probability, Deep Dives, Statistics.
is: P(Heads ∪ Tails) = P(Heads) + P(Tails) — P(Heads ∩ Tails) = P(Heads) + P(Tails) = 1.0 It’s like saying, when you toss a coin, there is a 100% chance that it will land either Heads or Tails. In the controlled environment of a carefully arranged experiment, such a statement is never false.