(Solved by Humans)-An airline wants to select a computer software package for its
Question
An airline wants to select a computer software package for its reservation system. Three software packages (1, 2, and 3) 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 590 independent observations are made across the 3 packages to make reservations. The number of passengers bumped each week is obtained, which gives rise to the following Excel output:
ANOVA??????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????
Source of Variation????????? SS??????????? df???????????? MS?????????? F????????????????? P-value??????? F crit
Between Groups????????????? 4662.2???? 2????????????? 2331.1???? 7.137??????????? 0.001???????????????????????????????
Within Groups???????????????? 191729.2???????????????? ????????????????????????????????????????????????????????
?????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????
Total???????????????????????????????? 196391.4?????????????????????????????????????????????????????????????????????????????????????????????
????????????????????????????????????????????????????????????????????????????????????????
a) What is the within groups degrees of freedom for this analysis? Explain how you obtain your answer.
Answer:?
b) What is the within-group mean squares? Explain how you obtain your answer.
Answer:?
c) What is the F critical value for this test? Explain how you obtain your answer.
Answer:?
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