Yamamoto study revision

What is the research design of the Yamamoto (Chimpanzee) study?

• Field experiment

• Independent groups

• Laboratory experiment

• Repeated measures

In the Yamamoto study, trial begins when the helper chimp had a box of 7 items, trial recorded as ended when

• The helper chimp chose an item

• The juice was obtained or when 5 minutes passed without success

• When the helper chimp handed over the first tool; or 10 minutes had passed

• When the helper chimp handed over any object

In the Yamamoto (chimpanzee) study, what was the AIM of the study?

• Understand helping behavior

• Can chimpanzees use targeted helping when asked for help?

• Will conspecifics help when asked?

• Whether chimpanzees understand the needs of conspecifics and whether they will respond with targeted helping

What is Theory of Mind?

• Reading the mind of another person

• Understanding the goals of another person without asking

• Helping without being asked to do so

• A cognitive concept found in chimpanzees in this study

Choose the overall weakness of the study. - Yamamoto

• Too much standardization in the procedure

• Low ecological validity

• No answers are correct

• All answers are correct

Which is the dependent variable?

• How many trials ended with the helper looking through window

• How many chimpanzees offered the correct tool.

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

• All answers are correct.

What was the object that Pan offered the most?

• Stick

• straw

• Brush

• rope

What is the biggest difference between the results of the two conditions?

• Request was needed all the time.

• How often a tool was offered.

• How long it took to help.

• If the correct tool was offered.

The two target behaviors investigated in the study are ...

• targeted helping

• chimpanzee's use of tools vs non tools

• conspecific

• chimpanzee's theory or mind

The order of conditions presented in each trial was ...

• can see, can't see

• can't see, can see

• can see, can't see, can see

• can't see, can see, can't see