SCENARIO 11-1 an Airline Wants to Select a Computer Software Package for Package

question 206

Multiple Choice

SCENARIO 11-1
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 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. ) The number of passengers bumped each week is obtained,which gives rise to the following Excel output:

-Referring to Scenario 11-1,at a significance level of 1%,

• A)there is insufficient evidence to conclude that the mean number of customers bumped by the 4 packages are not all the same.
• B)there is insufficient evidence to conclude that the mean number of customers bumped by the 4 packages are all the same.
• C)there is sufficient evidence to conclude that the mean number of customers bumped by the 4 packages are not all the same.
• D)there is sufficient evidence to conclude that the mean number of customers bumped by the 4 packages are all the same.