APPENDIX D    DATA SETS

                                                           -2

 Table D.1 Compressive strengths of 180 concrete cubes (Nmm  ). Data from

 the Department of Civil Engineering, University of Newcastle upon Tyne.



 57.4   59.5   62.1   53.0   56.5   64.5   56.6   55.6   58.2

 59.6   57.5   60.3   65.2   65.2   62.1   62.0   68.2   56.9

 68.5   62.1   43.8   57.0   58.2   59.6   58.6   58.7   59.1

 63.1   55.6   62.1   63.0   63.0   61.4   59.1   56.7   58.6

 60.6   63.7   57.5   62.6   54.8   62.1   68.2   63.6   60.8

 56.5   65.6   62.0   60.7   65.7   59.0   55.6   58.0   59.4

 64.3   60.5   66.1   54.6   66.6   66.1   66.2   65.8   57.8

 62.2   61.7   56.0   53.2   61.7   56.8   57.9   61.0   64.6

 55.6   66.8   61.5   62.2   63.8   63.7   64.8   57.7   63.8

 65.2   65.2   59.9   58.9   61.0   57.8   59.2   67.4   66.3

 59.2   60.9   60.9   49.8   60.9   60.5   56.1   61.8   61.0

 63.4   61.7   58.8   64.4   55.3   58.6   67.0   65.6   62.8

 66.9   61.2   60.8   64.8   60.7   60.3   61.2   61.2   62.6

 58.2   57.5   57.5   57.8   59.6   48.2   63.4   61.6   62.5

 61.0   57.0   56.8   64.3   68.2   63.6   62.4   57.8   60.1

 61.5   63.5   65.6   67.8   56.2   61.5   57.3   59.9   59.6

 68.7   64.4   65.5   64.8   64.2   65.7   68.4   65.1   60.1

 59.7   61.3   56.8   61.3   65.6   61.2   62.0   57.0   66.2

 62.6   61.8   58.8   61.1   56.4   61.7   58.6   66.0   68.8

 66.3   63.8   61.7   58.5   56.5   62.0   61.3   61.3   64.7