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

Thesis Keith Gale 2013Table 7.3: tender values, days late, duration and variances – discrete projects2006 to 2008N Minimum Maximum Mean Std. DeviationTender Total 60 7,454.33 5,431,096.47 507,195.0420 1,204,228.42312Days late finished 60 0 334 47.07 68.679Agreed initial duration (days) 60 12 728 128.67 140.687Authorised duration (days) 60 12 910 152.70 176.847Actual duration (days) 60 15 999 169.67 190.247Variance between actual andauthorised duration60 -118 43 -17.03 31.590% Variance on start 60 .0000 .6289 .041845 .0891264% Variance on agreed finish 60 .0000 2.0000 .255688 .4157969% Total variance 60 .0000 2.0000 .301420 .4471848Valid N (list wise) 60Table 7.4: tender values, days late, duration and variances – frameworkprojects 2008 to 2010N Minimum Maximum Mean Std. DeviationTender Total 104 3,196.93 3,431,437.80 162,656.7806 430,405.67426Days late finished 104 0 175 25.56 46.055Agreed initial duration (days) 104 5 386 55.62 60.722Extension of time agreed(days)104 0 172 18.37 35.720Authorised duration (days) 104 5 455 74.00 77.665Actual duration (days) 104 5 413 77.77 77.598Variance between actual andauthorised duration104 -94 42 -3.77 21.356% Variance on start 104 .0000 .5000 .026635 .0846307% Variance on agreed finish 104 .0000 3.0000 .143750 .3665430% Total variance 104 .0000 3.2600 .170385 .4008436Valid N (list wise) 104127