An Airline Wants to Select a Computer Software Package for Its

question 53

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. The airline will choose the package that bumps as few passengers, on the average, as possible during a month. An experiment is set up in which each package is used to make reservations for 5 randomly selected weeks. (A total of 20 weeks was included in the experiment.) Which of the following tests will be the most appropriate?

• A) Wilcoxon signed rank test
• B) Tukey-Kramer multiple comparisons procedure for one-way ANOVA
• C) paired t test
• D) Wilcoxon rank sum test

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Definitions:

Productivity Gains

Increases in the efficiency of production, often measured by the ratio of output to input, which can lead to higher levels of economic growth and wealth.

Infant Mortality Rates

The statistical measure of the number of deaths of infants under one year old per 1,000 live births in a given year.

Industrial Countries

Nations with significant levels of industrialization, high standards of living, and advanced technological infrastructure.

Second Phase

Refers to a subsequent stage in a process or a series of developments, often implying a change or escalation from an initial condition.