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CCNP ROUTE Complete Guide 1st Edition covers the syllabus of the latest CCNP ROUTE Exam. Written with the mindset to become the best CCNP ROUTE self-study guide ever, it contains all the theory and practical knowledge that an accomplished CCNP must obtain to ace both the CCNP ROUTE exam and the challenging real-life working environments. If you have just begun your CCNP journey, CCNP ROUTE Complete Guide 1st Edition will save you hours of research and trial-and-error learning. If you are well into your CCNP preparation, CCNP ROUTE Complete Guide 1st Edition will provide you with an excellent...

CCNA Complete Guide 2nd Edition covers the syllabus of the latest CCNA 640-802 Exam. Written with the mindset to become the best CCNA self-study guide ever, it contains all the theory and practical knowledge that an accomplished CCNA must obtain to ace both the CCNA exam and the challenging real-life working environments. If you have just begun your CCNA journey, CCNA Complete Guide 2nd Edition will save you hours of research and trial-and-error learning. If you are well into your CCNA preparation, CCNA Complete Guide 2nd Edition will provide you with an excellent baseline on how well you are...

Background: in the study of traffic system safety, statistical models have been broadly applied to establish the relationships between the traffic crash occurrence and various risk factors. Most of the existing methods, such as the generalised linear regression models, assume that each observation (e.g. a crash or a vehicle involvement) in the estimation procedure corresponds to an individual situation. Hence, the residuals from the models exhibit independence. Problem: However, this 'independence' assumption may often not hold true since multilevel data structures exist extensively because...