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【多选题】
M-478. A client is scheduled for a coronary arteriogram procedure. Which information should the nurse provide to the client prior to the procedure? Select all that apply.A.
Client may be required to lie flat for several hours following the procedure
B.
Client may feel warm or flushed when contrast dye is injected during the procedure
C.
Client should expect to stay in the hospital for 1-3 days following the procedure
D.
Client should not eat or drink anything for 6-12 hours before the procedure
E.
Client will receive general anesthesia and will not be awake during the procedure
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【单选题】某公司甲、乙、丙、丁四个地区分别有150个、120个、180个、150个销售点。公司为了调查产品的情况需从这600个销售点中抽取一个容量为100的样本，记这项调查为①；在丙地区中有20个特大型销售点，要从中抽取7个调查其收入和售后服务等情况，记这项调查为②，则完成这两项调查宜采用的抽样方法依次为 [ ]
A.
分层抽样法，系统抽样法
B.
分层抽样法，简单随机抽样法
C.
系统抽样法，分层抽样法
D.
简单随机抽样法，分层抽样法
【单选题】已知(P/F,8%,5)=0.6806 (F/P,8%,5)=1.4693 (P/A,8%,5)=3.9927 (F/A,8%,5)=5.8666 则I=8%,n=5时的投资回收系数为( )
A.
1.4693
B.
0.6806
C.
0.2505
D.
0.1705
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