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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 2013In order to statistically explore relationships between the two groups further,independent samples t-tests are applied to quotient values from the data sheet. Thepurpose of the t-tests is to compare mean scores with groups to determine, usingempirical investigation, if the proposals made by hypothesis H4 and H5 are justified.A Microsoft Excel data file representing projects in Appendix 17 was transferred intoStatistical Package for the Social Sciences (SPSS) version 20.0 following a check forarithmetic means and missing values. Results of analyses are shown in Tables 8.2and 8.3.Table 8.2: Group statistics for transaction cost quotientsGroup N Mean Std. DeviationStd. ErrorMeanEngagement transactioncost quotientPerformance monitoringtransaction cost quotientTotal transaction costquotientDiscrete Projects 60 .2236 .1605 .0207Framework Projects 60 .1106 .0694 .0089Discrete Projects 60 .2236 .2130 .0274Framework Projects 60 .1656 .1115 .0143Discrete Projects 60 .4472 .3415 .0441Framework Projects 60 .2763 .1508 .0194177

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