研究者测定了10名糖尿病患者的血糖水平(mmol/L)和胰岛素水平(mU/L)的数据,若研究血糖水平Y对胰岛素水平x的数量依存关系,可进行分析()
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The author is strongly critical of today’s rich capitalists for ________.
A. not giving necessary assistance to laid-off workers
B. maximizing their profits at the expense of workers
C. not setting up long-term goals for their companies
D. rewarding only those who are considered the fittest
随访15年260名宫颈癌患者治疗情况,资料整理时将生存时间划分为组距为1年的多个时问段,估计生存率可采用 ()