- Frequent flyer program: getting a free flight after accumulating x number of flight miles. Fixed ratio
- Fly fishing
Variable ratio - Receiving a good grade for reading x number of chapters of the book Fixed ratio
- Athlete signs contract whereby his salary increases are renegotiated every three years. Fixed interval
- Playing Bingo Variable ratio
- Waiting for a taxi cab. Variable interval
- Going up a staircase, you must go up the same number of stairs to get to the landing Fixed ratio
- Selling Girl Scout cookies door to door Variable ratio
- Random drug testing Variable interval
- Speed traps on highway Variable interval
- Individuals collect bottles, cans, and other recyclables get payment for a specific amount of these items Fixed ratio
- Number of “throws” to get a strike in bowling Variable ratio
- Getting clean clothes from the washing machine once the cycle is finished Fixed interval
- Fishing
Variable interval - Signaling while hitchhiking Variable ratio
- Doing 20 sit-ups to keep fit Fixed ratio
0 Comments
Leave a Reply. |
何庸亞博士
|