# Question

Which is better: competition or cooperation? And does the answer depend on whether the participants share the same values? A study by Cosier and Dalton sheds light on these issues.12 One of their ANOVA tables provides the basis for Table 15.5.5.

a.* The average performance was higher for the cooperation group than for the competition group. Was it significantly higher? How do you know?

b. The average performance was higher when value dissensus was low. Does value dissensus have a significant impact on performance? How do you know?

c. Is the interaction significant? What does this tell you?

a.* The average performance was higher for the cooperation group than for the competition group. Was it significantly higher? How do you know?

b. The average performance was higher when value dissensus was low. Does value dissensus have a significant impact on performance? How do you know?

c. Is the interaction significant? What does this tell you?

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