Last month, Mrs. B moved to an elderly home. Every weekend she could get back home to spend some time with her son, Mr. A.

Then the next day, she would return to the elderly home after having breakfast with Mr. A at restaurant ‘YUMMY’.

Separation with her beloved son broke her heart. After several weeks, Mrs. B began feeling sad at the sight of ‘YUMMY’.

What is the UCS?

• "Yummy"

• Separation with her son

• Sadness

• The Restaurant

Last month, Mrs. B moved to an elderly home. Every weekend she could get back home to spend some time with her son, Mr. A.

Then the next day, she would return to the elderly home after having breakfast with Mr. A at restaurant ‘YUMMY’.

Separation with her beloved son broke her heart. After several weeks, Mrs. B began feeling sad at the sight of ‘YUMMY’.

What is the UCR?

• Separation with the son

• "Yummy"

• The Restaurant

• Sadness

Last month, Mrs. B moved to an elderly home. Every weekend she could get back home to spend some time with her son, Mr. A.

Then the next day, she would return to the elderly home after having breakfast with Mr. A at restaurant ‘YUMMY’.

Separation with her beloved son broke her heart. After several weeks, Mrs. B began feeling sad at the sight of ‘YUMMY’.

What is the CS?

• Sadness

• "Yummy"

• Separation with the son

• The restaurant

Last month, Mrs. B moved to an elderly home. Every weekend she could get back home to spend some time with her son, Mr. A.

Then the next day, she would return to the elderly home after having breakfast with Mr. A at restaurant ‘YUMMY’.

Separation with her beloved son broke her heart. After several weeks, Mrs. B began feeling sad at the sight of ‘YUMMY’.

What is the CR?

• Sadness because of the sight of "Yummy"

• The restraurant

• Sadness because of the separation with the son

• "Yummy"

Mr. A is suffering from leukemia. He takes several chemotherapies as his treatment.

Mr. A always feel disgusting after he received chemotherapy.

He feels uncomfortable when he goes into the treatment room.

What is the NS?

• The treatment: Chemotherapy

• Uncomfortable feeling

• The treatment room

• Leukemia

Mr. A is suffering from leukemia. He takes several chemotherapies as his treatment.

Mr. A always feel disgusting after he received chemotherapy.

He feels uncomfortable when he goes into the treatment room.

What is the UCS?

• The treatment room

• Leukemia

• The treatment: Chemotherapy

• Uncomfortable feeling

Purchasing coffee to collect a certain number of stamps for redeeming a free one​.

What kind reinforcement schedule is it?​

• Fixed interval

• Variable interval

• Fixed ratio

• Variable ration

Checking the Facebook for news from your friends​

What kind of reinforcement schedule is it?​

• Fixed interval

• Variable interval

• Fixed ratio

• Variable ratio

Buying lottery to win the big prize

What kind of reinforcement schedule is it?​

• Fixed interval

• Variable interval

• Fixed ratio

• Variable ratio

A weekly pay check for the work

What kind of reinforcement schedule is it?​

• Fixed interval

• Variable interval

• Fixed ratio

• Variable ratio