This paper evaluates the small and large sample properties of Markov chain time-dependence and time-homogeneity tests. First, we present the Markov chain methodology to investigate various statistical properties of time series. Considering an auto-regressive time series and its associated Markov chain ...
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摘要: As a manufacturing manager, I used to get angry and frustrated when customers experiencing problems would ask me, "Didn't anyone test this?" Now I'm starting to understand why this is a good question. When working for a company that produced complex electro-mechanical devices, I sympa...
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假设需要为test_role角色授予ALTER ANY TABLE系统权限,能够使用如下()语句。(第十二章) A. GRANT ALTER ANY TABLE TO test_role; B. REVOKE ALTER ANY TABLE TO test_role; C. TAKE ALTER ANY TABLE TO test_role; D. ALTER DATABASE ALTER ANY TABLE TO test_role; ...