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举一反三
【多选题】How the questions in a questionnaire should be designed?
A.
Ask “closed questions” if you expect unique or elaborated answers.
B.
Ask “open questions” if you expect unique or elaborated answers.
C.
Ask “closed questions” if you want to standardize the answers so that they can be easily calculated or compared.
D.
Ask “open questions” if you want to standardize the answers so that they can be easily calculated or compared.
【多选题】The principle for what questions should be used in a questionnaire is “relevance,” which means:
A.
Every question in the questionnaire should help you answer the research questions of your study.
B.
Irrelevant questions should be left out.
C.
Questions about name, gender, age, and marital status should not be included unless you do need the information for analysis.
D.
You should know exactly what specific information you need to collect.
【单选题】What helps a person to do a particular task better in visual perceptual learning?
A.
Testing．
B.
Encouragement．
C.
Self—assessment．
D.
Repetition．
【单选题】为研究胃溃疡病与饮酒的关系，某大夫调查了100名胃溃疡病人的饮酒史和100名胃炎病人的饮酒史。根据以上资料，该研究的主要缺陷是（）。
A.
样本含量太少
B.
调查方法不明确
C.
饮酒调查误差大
D.
对照不合适
E.
没有随访
【单选题】听力原文： Hello, Ms. Folsom. This is Jim Bibbins from the Audio Visual department. I'm just calling to tell you that I've had to change the room that you reserved since it's closed because of a water leak...
A.
To confirm the room
B.
To notify of a change in rooms
C.
To confirm the equipment she requested
D.
To confirm that the larger room she requested is available
【单选题】为研究胃溃疡病与饮酒的关系，某大夫调查了100名胃溃疡病人的饮酒史和100名胃炎病人的饮酒史，这是属于（）。
A.
群组研究
B.
病例对照研究
C.
实验流行病学研究
D.
现况研究
【单选题】为研究胃溃疡病与饮酒的关系,某大夫调查了100名胃溃疡病人的饮酒史和100名胃炎病人的饮酒史,这是属于
A.
群组研究
B.
病例对照研究
C.
实验流行病学研究
D.
现况研究
E.
队列研究
【单选题】__________ ，I should ask them some questions．
A.
Should they come to us
B.
If they come to as
C.
Were they come to us
D.
Had they come to us
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