1999 Combined State Binder Group
Round Robin Data

Round Robin 99-1

Outlie -              Charts showing the coefficient of variation for the round robins 1196 - 1998 with and without outliers.

NCRR99-1 -       Charts for round robin 99-1 showing all data

NCgr99-1 -         Charts for round robin 99-1 with testing done at 1 facility averaged together

NCRR99-1x -      Charts for labs that received blank samples


Round Robin 99-2

There were 68 participants in the second RR for 1999.  There are two data summaries.  Summary A includes all data separately and Summary B uses the average data from each laboratory.

Summary A - all data separately

Summary B   - average data from each laboratory


Round Robin 99-3

There were 67 participants in the third RR for 1999.  There are two separate data summaries.  Summary A includes all data separately and Summary B uses the average data from each laboratory which tested multiple Round Robin 99-3 samples.

Summary A - all data separately

Summary B - average data from each laboratory which tested multiple Round Robin 99-3 samples


Round Robin 99-4

There were 67 participants in the final RR for 1999.  Summary A includes all data separately.   Summary B uses the average data from each laboratory which tested multiple Round Robin 99-4 samples.   Summary C uses data from seven labs which were sent Round Robin 99-4 samples to test.  Summary D provides BBR information related to software and beam measurement methods used. This is informational only, and may be updated in the future, if needed.

Summary A - all data separately

Summary B - average data from each laboratory which tested multiple Round Robin 99-4 samples

Summary C - uses data from seven labs which were sent Round Robin 99-4 samples to test      

Summary D - BBR information related to software and beam measurement methods used.  Informational only.


Certification Method of Acceptance (1999) for Asphalt Binders


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Round Robin Data 1999 - Table of Contents

© 1997 North Central Superpave Center

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Last modified: February 20, 2006