That represents about one third of the group's membership.

这约占该集团成员的三分之一。

People regularly use group membership to help determine their sense of identity.

人们经常使用群组成员资格来帮助确定他们的身份认同感。

Other group memberships, like race and class, are important parts of initial socialization.

其他群体成员身份，如种族和阶级，是初始社会化的重要组成部分。

Later, research went even further, informing participants that the only thing determining their group membership was a coin flip.

后来，研究走得更远，告诉参与者，唯一决定他们的团体成员资格的是抛硬币。

One of the other things you can do, is to survey a membership group or an association, either online or offline.

您可以做的另一件事是在线或离线调查会员团体或协会。