Softswift, a software developer, is trying to determine if any of three potential subcontractors has better programmers

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Softswift, a software developer, is trying to determine if any of three potential subcontractors has better programmers in order to outsource a development project. The three subcontractors agreed to test five programmers, using a standardized test provided by Softswift, as provided in the data in the Ch05Data.xlsx Excel workbook file for Prob05-14. Use the single factor ANOVA Excel tool to determine if there is a significant difference between the scores of programmers at the three contractors at the 5 percent level.













Softswift Software Developers



















Sub 1Sub 2Sub 3
Anova: Single Factor





869089








738582
SUMMARY






697774
GroupsCountSumAverageVariance


778070
Sub 11076776.775.5667


869288
Sub 2108408463.5556


727166
Sub 31075775.769.3444


888672








677872








659878
ANOVA






848366
Source of VariationSSdfMSFP-valueF crit




Between Groups410.62205.32.95440.06913.3541
76.78475.7
Within Groups1876.22769.4889



















Total2286.829
















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