An Airline Wants to Select a Computer Software Package for Its

question 31

Multiple Choice

An airline wants to select a computer software package for its reservation system. Four software packages (1, 2, 3, and 4) are commercially available. An experiment is set up in which each package is used to make reservations for 5 randomly selected weeks and data on the number of passengers that are bumped over a month are collected. (A total of 20 weeks was included in the experiment.) The variance on the number of passengers that are bumped is found to be roughly the same for the 4 packages. Which of the following tests will be the most appropriate to find out if the average number of passengers being bumped over a month is the same across the 4 packages?

• A) paired t test
• B) pooled-variance t test
• C) one-way ANOVA F test for differences among more than two means
• D) two-way ANOVA F test for interaction effect

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Definitions:

Bretton Woods Agreement

A series of agreements made in 1944 that established the rules for commercial and financial relations among major world economies, leading to the creation of the International Monetary Fund and the World Bank.

International Monetary Fund

An international organization that aims to foster global monetary cooperation, secure financial stability, facilitate international trade, promote high employment and sustainable economic growth, and reduce poverty around the world.

National Economies

The economic systems and activities tied to a specific country, encompassing everything from production to consumption and the management of resources.

Social Democracy

A political, social, and economic ideology that supports economic and social interventions to promote social justice within a framework of a liberal democratic polity and capitalist economy.