Why? How? What?

Stock Exchange

The New York Stock exchange. Photograph by Bill Bachmann.

Enter the probability to win in a single game (in decimal form)
Enter the payoff in a single game (in decimal form)
Observe the total payoff
Observe the average payoff per game
Observe the total number of games
Player 1
Player 2

the game for time(s)

Press to try different settings.


Question #1: What is expected value for Player 1 payoff, rounded to two decimal places (e.g., 2.34)?

Enter your answer:


Question #2: What is expected value for Player 2 payoff, rounded to two decimal places (e.g., 56.78)?

Enter your answer:

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