Expected Stopping Times: the Geometric Distribution and Two Wins in a Row
This lesson is part of the course
In this lesson
You build the step table of the geometric distribution, read off the chance of a win within k rolls and answer two favourite questions: the expected wait for a six, and for two sixes in a row.
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Lessons in this course
- Expected Value of Games: a Die, a Reroll Option and a Card Draw Locked
- Conditional Probability Puzzles: Bayes Tables for Coins and Cards Locked
- Expected Stopping Times: the Geometric Distribution and Two Wins in a Row Locked
- Variance and Kelly Sizing: How Much to Bet on an Edge Locked
- Fair Value of Option Payoffs on Dice and Coins: Calls, Puts and Parity Locked
- Market Making: Quoting a Spread, Tracking Inventory and Marking the P&L Locked
- Estimation Questions (Fermi): Break It Down, Bound It, Round It Locked
- Mental-Math Drills Checked by Formulas: Percentages, Compounding and a P&L Chart Locked