【单选题】How do data and information differ?
A.
data are a body of facts in a format suitable for decision making, while information is simply facts
C.
data are simply facts; information is a body of facts in a format suitable for decision making
D.
data are associated with decision support systems; information is associated with ERP systems
【简答题】有关乳腺癌的病例对照研究 (1).现有100例乳腺癌女病人,选对照组的先决条件是什么? (2).假设妇女年轻时怀第一胎可能保护其不患乳腺癌,若进行病列对照研究以检验这一假设,要以社会经济状况为配对条件么?说出你的理由。 (3).能否用100例患者及100例对照检验未婚妇女乳腺癌率高于已婚妇女这个假设? (4).假定你发现80%的乳腺癌病例是已婚妇女,能否证明结婚可增加发生乳腺癌的危险度? (5)....
【单选题】按照凯恩斯的观点,利率低于“正常”水平时,人们预期债券价格( ),货币需求量( )。
【单选题】按照凯恩斯的观点,利率低于“正常”水平时,人们预期债券价格( ),货币需求量( )。
【判断题】判断题:汇付是指出口人主动委托银行向进口人收取货款。
【单选题】How do data and information differ?
A.
data are a body of facts in a format suitablefor decision making, while information is simply facts
C.
data are simply facts; information is a body offacts in a format suitable for decision making
D.
data are associated with decision supportsystems; information is associated with ERP systems
【单选题】What are employees asked to do before travel?
A.
Submit a report to the human resource department
B.
Reserve the flight in advance
C.
Get approval from their supervisor
D.
Ask for their supervisors travel expenses
【多选题】关于理想与现实的关系,下列说法正确的有()
A.
理想与现实是对立统一的,属于“应然”和“实然”的矛盾
D.
理想中包含着现实中必然发展的因素和由理想转化为现实的条件