An Airline Wants to Select a Computer Software Package for Its

question 317

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 mean 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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