Examlex
A cellular phone service provider believes that there is negative correlation between the minutes used by its customers and the age of the customer.To test this,the following would be the appropriate null and alternative hypotheses:
H0 : ρ = 0.0
Ha : ρ ≠ 0.0
Ultimatum Game
A game in economic experiments where two players decide on how to divide a sum of money; the proposer suggests a division and the responder can either accept or reject it.
Entitativity
The degree to which a collection of people feels like a cohesive group.
Social Identity
The part of an individual's self-concept derived from perceived membership in social groups.
Social Facilitation
The tendency for people to perform differently when in the presence of others than when alone, typically improving on simple or well-learned tasks.
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