YAMAMOTO

5. targeted helping behavior was the ________ variable.
7. Which animal was used in the sample for Yamamoto?
8. see, The two conditions were "can see" or ________.
9. camera, How was the data collected?
10. Which chimpanzee was omitted?
14. validity, The study has low _________because it was conducted in a lab.
15. The ability of the chimpanzee to give targeted help was the ________variable.
18. The chimpanzees were asked to give their ________ a tool.
19. was the name of the University where the study took place?
20. The study lacks ________ realism.

1. How many trials were there per condition?
2. What was the sample size?
3. of Mind, The ability to understand the needs and emotions of others.
4. measures, What was the experimental design?
6. was the sample design?
11. The fact that the chimpanzees were rewarded shows that the study has good ________.
12. How many tools were used in the study?
13. The study is ________ because it used standardized procedures.
16. On what were the tools presented?
17. The ________ offer was when the giver offered the recipient a tool without the recipients explicit request.