Scenario 5 An airline wants to select a computer software package for its reserv

Question

Scenario 5 An airline wants to select a computer software package for its reservation system. Four software packages 4) are commercially available. The airline will choose the package that bumps as few passengers, on the average, as possible during a month. An ANOVA experiment is set up in which each package is used to make reservations for a predetermined time period. The number of passengers bumped each week is obtained. A partial ANOVA Excel below. ANOVA F crit P-value MS Source of Variation SS df 0.001474 3.238887 212.4 Between Groups 8.525 136.4 Within Groups Total 348.8 Assume a The populations from which the sample data was obtained are assumed to be normal. (a 0.05). level 25. Referring to Scenario 5, the null hypothesis is and the alternative hypothesis is a) 1 H2 Hu4; The means are not all equal H2 c) H1

Explanation / Answer

25) option A
26) option C

27)option D

28)option b

29)option b

30)option b

Source of variation SS df MS F p F crit between groups 212.4 3 70.8 8.304985337 0.001474079 3.238871517 within groups 136.4 16 8.525 Total 348.8 19

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