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Siegel K, Schrimshaw EW. This is what it feels like proposing to a man, from the women who've done it Why are we waiting on the men in our lives to be deciding our marital destiny?

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After a bullying incident at schoolhouse Daniel is told to go to the principal's businessoffice where Ms. Chase awaits to give him a naughty variety of penalization.

In other words, group-based modeling can be used to identify trajectories of qualitatively different groups while standard growth modeling quantifies a change process in which common trajectory exists in the population.