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PhD Final Thesis April 2013.pdf - Anglia Ruskin Research Online

PhD Final Thesis April 2013.pdf - Anglia Ruskin Research Online

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<strong>Thesis</strong> Keith Gale 2013Table 8.5: Group statistics for financial production valuesGroup N Mean Std. Deviation Std. Error MeanVariance between estimate and lowest tenderDiscrete Projects 60 .887770 .0969033 .0125102Framework Projects 60 .857718 .1061245 .0137006Variance between lowest tender and acceptedtenderDiscrete Projects 60 1.000000 .0000000 .0000000Framework Projects 60 1.002698 .0108235 .0013973Table 8.6: Independent samples t-test financial production valuesLevene's Testt-test for Equality of MeansVariance estimateand lowest tenderVariance lowesttender and acceptedtender95% Confidence IntervalF Sig. t df Sig. (2-tailed) Mean Difference Std. Error Diff Lower UpperEqual variancesassumed .398 .529 1.620 118 .108 .0300520 .0185529 -.0066878 .0667919Equal variancesnot assumed 15.196 .000 -1.931 118 .056 -.0026985 .0013973 -.0054655 .0000686187

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