In general, marriage is a good predictor of __________, health, __________, and income level

Later in the child's development

obtaining oral gratification. controlling bodily functions. learning pain and pleasure. learning trust or mistrust.

In order to conduct survey research in a way that will give the best chance to make generalizations beyond those surveyed, a researcher should give their survey to a wide sample of people from a larger population

__________ sampling is a technique that helps ensure the variety within a sample that helps ensure that it is representative of a larger population. a. random b. distributed c. snowball d. selective