And in order of variable importance, 'Stage', 'Site-specific Surgery'Numberber of Positive Nodes Examined' and 'Tumor Size' belong to the top-tier ranked up to 5th variables, and are regarded as more important ones than the rest.
Ballet, the argument goes, still reflects the hierarchies of its monarchical beginnings and ballet companies, with their strictly tiered ranking systems, are 18th-century courts in miniature.
The new three tier ranking system for apps, which we first wrote about in March, addresses the problem of black hat developers, but it may create more pain than it's worth.
There, your ranking stops being equivalent to your tier (rank one players being best, and rank 25 being worst), and becomes your actual place in the cohort of the best players in the world.
In 50 random selections of one block per tumour, the correct ranking was achieved in 68-74% of cases with the two-tier ranking and in 6-16% of cases with the four-tier ranking (h-MVD and a-MVD values respectively).
That rate ties them for seventh best in the N.B.A., a substantial showing despite their middle-tier ranking in terms of actual wins.
Today's Datong in Shanxi province is a third-tier city of 3.3 million people (Beijing and Shanghai are first-tier cities out of a five-tier ranking), with a vastly expanded urban area of almost 50 square kilometres.
Everyone else who has flitted around this contest's second-tier ranks now seems out of commission.
This catapults Delaware into the top-tier ranks, becoming the seventh state in our Union to ban the shark fin trade -- joining the thought-leadership of California, Hawaii, Oregon, Washington, Illinois and Maryland.
