Yamamoto & Pepperberg AS Psychology

What is Theory of Mind (Yamamoto)

• Reading the mind of another person

• Understanding the goals of another person without asking

• Helping without being asked to do so

• A cognitive found in chimpanzees in this study

What is the Aim of the Study? (Yamamoto)

• Will conspecifics help when asked.

• Understanding helping behavior.

• If chimpanzees understand the needs of conspecifics and help

• Will conspecifics provide targeted helping if not asked

Choose the overall weakness of the study. - Yamamoto

• Low ecological validity

• All answers are correct

• Too much standardization in the procedure

• No answers are correct

Which of the following quantitative data was produced in Yamamoto?

• What item was offered, tool/no offer of tool/offer of other

• How often the correct tool was offer per condition

• Both answers are correct.

• Both answers are incorrect.

which of the following statements about procedure is NOT true? - Yamamaoto

• The task required either a stick or straw.

• There were 48 trials for each condition.

• Each trial ended after the correct tool had been offered.

• 7 objects were placed into the booth of the helper chimp

Which conclusion is incorrect? - Yamamoto

• Chimps need to see task in order to offer the correct tool.

• Chimpanzees help but only in response to a request.

• Chimpanzees show targeted helping behavior to conspecific

• Chimpanzees give spontaneous help to conspecifics

For each condition, there were ________ trials. - Yamamotos

• 12

• 24

• 48

• 96

Which of the statements about Chimpanzees is NOT true?

• They were reared in the primate research lab at Kyoto Univ.

• They were tested in mother/child pairs.

• Were familiarized with the 7 objects prior to the study.

• Chimpanzees give spontaneous help to conspecifics.

What was the order of the trial conditions of the independent variable? - Yamamoto

• Can see/ can't see

• Can see/ can't see/ can see

• Offer of tool/ no offer of tool

• Correct tool/ incorrect tool

Which is the dependent variable? - Yamamoto

• How many chimpanzees offered the correct tool.

• How long it took each chimp to offer the correct tool.

• How many trials ended with the helper looking through window

• All answers are correct.