An Epidemiologist Decides to Investigate the Incidence of Diabetes in a Population

question 5

Multiple Choice

An epidemiologist decides to investigate the incidence of diabetes in a population of 300 older adults who live in a nursing home.She visits the nursing home in January 1,2017 and later in December 31 of the same year.She looks into the records of these patients and learns that in her first visit,25 patients had diabetes and 35 in her second visit.What number should be in the numerator for her calculation of incidence?

• A) 10
• B) 25
• C) 35
• D) 300
• E) 275

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Definitions:

Inelastic

A demand or supply that is not significantly altered by changes in price.

Demand

The amount of a product or service buyers are prepared and can afford to buy at different price levels within a given timeframe.

Elasticity of Demand

A measure of how much the quantity demanded of a good responds to a change in the price of that good, expressed as a percentage change.

Quantity Demanded

Quantity Demanded is the total amount of a good or service that consumers are willing and able to purchase at a given price, over a specified time period.