1. Steven is the supervisor for a large number of employees. He knows there are several types of reinforcement schedules he can apply to increase workers' output and keep motivation levels high, some more effective than others. To motivate his workers, Steven decides to try a variable interval schedule of reinforcement by purchasing coffee, tea, snacks, and pastries for the break room. How often should Steven do this according to the schedule he chose?

Once per month

After every 50th transaction his employees make

On average, after 5 - 7 days

Every 5th day

2. Caterina is trying to memorize her student ID number because she's tired of having to find her ID card every time she needs to type it into her online portals. She decides to try to break it up into smaller segments, such as three groups of four digits. What technique is Caterina using?

Memory cues

Chunking

Alternative coding

Storage

3. May is four years old, and her parents want to teach her how to clean her room. They start by trying to teach her how to put away her toys in her dresser. At first, they praise her for putting the toys together in one pile. Then they praise her for getting the toys on the same side of the room as the dresser. When she gets the toys on top of the dresser, she gets praise. Finally, her parents praise her when she puts her toys in the dresser. This is an example of ________.

Negative Reinforcement

Punishment

Shaping

Extinction

4. You are babysitting a 3-year-old and have to take him along to run some errands. While you are out shopping, the child starts screaming for candy. Although you refuse to give in to his demands, he continues to scream. Finally, you can't take the screaming anymore and raise your voice to scold the child. He stops screaming in response. What operant conditioning concepts are illustrated in this story?

You are using negative reinforcement to suppress the child's screaming.

The child probably learned how to scream by observing his parents at home, and now he is reinforced on a variable-interval schedule of reinforcement.

The child is trying to manipulate you into buying him candy by using an aversive stimulus.

You are using positive punishment to suppress the screaming.

5.Bonus (worth 2 points!): Write a totally unique sentence that has never before been seen or uttered.