The Following Data Show the Demand for an Airline Ticket

question 33

Multiple Choice

The following data show the demand for an airline ticket dependent on the price of this ticket. For the assumed cubic and log-log regression models, Demand = β₀ + β₁Price + β₂Price² + β₃Price³ + ε and ln(Demand) = β₀ + β₁ln(Price) + ε, the following regression results are available. Which of the following is the percentage of variation in ln(Demand) explained by the log-log regression model?

• A) 98.52%
• B) 98.50%
• C) 91.39%
• D) 97.93%

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Definitions:

Urban Sprawl

The uncontrolled expansion of urban areas into the surrounding countryside, often leading to environmental and infrastructural issues.

Mortality Rate

A measure of the decrease in population due to deaths; often expressed as the number of deaths per 1,000 people in a particular population.

Fertility Rate

A measure of population growth through reproduction; often expressed as the number of births per 1,000 people in a particular population or the average number of children a woman would bear over a lifetime.

Renewable Resource

A natural resource that can replenish itself over time through natural processes, such as sunlight, wind, rain, tides, and geothermal heat, making it sustainable for ongoing use.