Question

In the first six poker games, Susan won $50 each time. In the seventh game, she won $100. Which of these is a reasonable conclusion about Susan's average winnings?
1. She always wins the most money in each game.
2. Her final average winnings would be $63.64.
3. Her average winnings after seven games would be closer to $50 than to $100.
4. Her average winnings after seven games would be closer to $100 than to $50.
5. Her average winnings after seven games would be $66.67.