An Urban Planning Group Is Interested in Estimating the Difference

question 53

Multiple Choice

An urban planning group is interested in estimating the difference in mean household income between two neighbourhoods. They obtain the following 95% confidence interval: 95% CI for difference: (-5693, -4107) .
Which of the following is true?

• A) This is a paired design.
• B) There is no significant difference in the mean household incomes between the two neighbourhoods.
• C) There is a significant difference in the mean household incomes between the two neighbourhoods.
• D) This is a paired design and there is no significant difference in the mean household incomes between the two neighbourhoods.
• E) This is a paired design and there is a significant difference in the mean household incomes between the two neighbourhoods.

---

Definitions:

Health-Care Task Force

A group organized to address and propose solutions for health care issues, often comprising experts, stakeholders, and policymakers.

Medicare and Social Security

United States' government programs that provide healthcare to the elderly (Medicare) and a social insurance system offering retirement, disability, and survivors' benefits (Social Security).

Safety Net

Programs or measures designed to provide a minimum level of security, support, or financial assistance to individuals or families, especially in times of unemployment, poverty, or economic hardship.

Sexual Misconduct

Inappropriate behavior of a sexual nature, often involving coercion or abuse of power.