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Federal Highway Administration Research and Technology
Coordinating, Developing, and Delivering Highway Transportation Innovations

 
Report
This report is an archived publication and may contain dated technical, contact, and link information
Publication Number: FHWA-HRT-06-117
Date: December 2006

Appendix C

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Table 77. Durability factor sets 1 and 2—sorted by fresh air content.
Mixes Admixture Mean s ni Pooled s2 S.E. t0 t(.05,n1+n2-2) Prob (t) Conclusion
227–348 Vinsol 87.85 1.48 5 22.59 3.19 −18.55 2.365 0.0000003 Different
Synthetic 28.72 7.06 4
225–346 Vinsol 90.17 0.64 5 30.32 3.69 −9.35 2.365 0.0000332 Different
Synthetic 55.62 8.38 4
224–347 Vinsol 85.69 1.18 5 11.89 2.31 −4.38 2.365 0.0032219 Different
Synthetic 75.55 5.09 4
223–349 Vinsol 88.87 2.79 5 78.59 5.95 −3.92 2.365 0.0057823 Different
Synthetic 65.58 13.15 4
226–350 Vinsol 93.53 1.26 5 8.02 1.90 −5.88 2.365 0.0006102 Different
Synthetic 82.35 4.07 4
Table 78. Mass change sets 1 and 2—sorted by fresh air content.
Mixes Admixture Mean s ni Pooled s2 S.E. t0 t(.05,n1+n2-2) Prob (t) Conclusion
227–348 Vinsol −1.61 0.11 5 0.05 0.16 8.34 2.365 0.0000697 Different
Synthetic −0.32 0.33 4
225–346 Vinsol −1.79 0.39 5 0.18 0.28 −7.89 2.365 0.0000996 Different
Synthetic −4.03 0.47 4
224–347 Vinsol −2.56 0.45 5 0.12 0.23 2.16 2.365 0.0680295 Different
Synthetic −2.06 0.06 4
223–349 Vinsol −2.59 0.22 5 0.48 0.46 −1.02 2.365 0.3426067 Not significantly different
Synthetic −3.06 1.03 4
226–350 Vinsol −2.02 0.29 5 0.11 0.23 −3.16 2.365 0.0159507 Different
Synthetic −2.74 0.39 4

 

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