A Sociologist Is Studying the Effect of Having Children Within

question 26

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.Suppose the sociologist wishes to test H₀: p = ⅓ versus H_a: p  ⅓.At the 10% significance level,are the data statistically significant for testing these hypotheses?

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

Understand the standard forms of equations of parabolas and their relation to focus and vertex.

Gain proficiency in writing and recognizing the standard forms of circles' equations.

Master the concept of deriving and interpreting the standard forms of ellipses' equations.

Develop the ability to identify key features of conic sections such as center, radius, vertices, co-vertices, and foci.

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Definitions:

Telecommuting Employees

Workers who operate outside of a traditional office environment, often from home, using technology to perform their job duties.

Business Environments

The combination of internal and external factors that influence a company's operating situation.

Offices

Designated workspaces within a building where administrative or professional activities are conducted.

Presence Technology

A type of software or system that allows people to locate and identify a computing device user's current status and location, often used in instant messaging applications.