A Sociologist Is Studying the Effect of Having Children Within

question 38

Multiple Choice

A sociologist is studying the effect of having children within the first 2 years of marriage on the divorce rate.Using hospital birth records,she selects a simple random sample of 200 couples who had children within the first 2 years of marriage.Following up on these couples,she finds that 80 couples are divorced within 5 years.Let p = the population proportion of couples who had children within the first 2 years of marriage and are divorced within 5 years.Is the sample size of n = 200 large enough to estimate p with a margin of error 0.05 with 90% confidence? Use the observed value 0.40 as the value for p^*.

• A)Yes
• B)No
• C)This cannot be determined from the information given.

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Definitions:

Preoperational Stage

A development stage in early childhood according to Piaget, characterized by symbolic thinking and difficulty understanding other perspectives.

Average North American

could refer to statistical norms or characteristics typically observed among the population of North America, such as average income, education level, or lifestyle.

Irreversibility

A characteristic of processes that cannot be reversed, meaning once they occur, the state of the system cannot be returned to its original state.

False Belief

Refers to the understanding that another person's belief may be different from one's own and may not reflect reality.