Learning Practice

Identify the partial reinforcement schedule from each example below.

(fixed ratio, variable ratio, fixed interval, or variable interval)

Also, identify if the reinforcement is positive or negative.

1. Jorge saves money because he shops at the end-of-the-month sales at Hecht’s.

2. Chi Ling, a waitress, gets a tip from about 80% of her tables.

3. Betty keeps her expense account updated because her boss calls her for a meeting about once a week.

4. Pierre’s homework is graded on every-other assignment.

5. Ann mails birthday cards that take about 3 days to reach her friends.

6. A charity receives a donation one time out of approximately every 10 requests it makes.

7. Sam goes to Weight Watchers every Monday and gets weighed.