What are the odds when you play the lottery? When you bet on a horse race? When you flip a coin? That you'll have a good day today? Some of these are simple questions. Some, more difficult. But most events involve probabilities that can be assessed and quantified. Let's look at a few, starting with easy ones, and then trickier ones, while defining permutations and combinations along the way! Special thanks to Heather Ferris of Vegas Aces! Visit her here: Watch the whole Mathematics playlist: Classical Physics Tutorials: Modern Physics Tutorials: General Chemistry Tutorials: Organic Chemistry Tutorials: Biochemistry Tutorials: Biology Tutorials: EMAIL► ProfessorDaveExplains@ PATREON► Check out "Is This Wi-Fi Organic?", my book on disarming pseudoscience! Amazon: Bookshop: Barnes and Noble: Book Depository: