A Study Prepared for the National Association of Realtors Estimates

question 123

Multiple Choice

A study prepared for the National Association of Realtors estimates that the number of housing starts per year over the next 5 yr will be million units, where r (percent) is the mortgage rate. Use differentials to estimate the decrease in the number of housing starts when the mortgage rate is increased from 17% to 17.8%. Round to the nearest unit.

• A) 20,119 housing starts
• B) 20,133 housing starts
• C) 20,856 housing starts
• D) 19,172 housing starts

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Definitions:

Screening Program

is a public health service in which members of a defined population, who do not necessarily perceive they are at risk of a disease or its complications, are asked a question or offered a test, to identify those individuals who are more likely to be helped than harmed by further tests or treatment to reduce the risk of a disease or its complications.

Preclinical Phase

A stage of research that precedes clinical trials, involving laboratory and animal studies to determine a drug's safety and efficacy.

Natural History

The course a disease or condition takes in individual lives from its onset until its resolution or until it progresses to a terminal stage, without intervention.

Ideal Time

The most suitable or perfect time for a particular action, event, or condition, often used in planning or scheduling for optimal outcomes.