Using the Midpoints Formula, What Would Be Price Elasticity of Demand

question 52

Multiple Choice

Using the midpoints formula, what would be price elasticity of demand for a gallbladder operation if the number of operations fell from 6,000 to 4,000 per week after its price increased from $6,000 to $10,000?

• A) 0.25.
• B) 0.50.
• C) 0.80.
• D) 1.25

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Definitions:

Conception to Death

A phrase denoting the entire human life span, from the beginning of life at conception to its end at death.

Longitudinal Method

A research design that involves repeated observations of the same variables over short or long periods of time.

Developmental Psychology

Area of psychology in which the psychologists study the changes in the way people think, relate to others, and feel as they age.

Life Span

The maximum length of time an organism is expected to live, or the length of time an individual actually lives.