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【简答题】
在某一城市所做的一项抽样调查中发现,在所抽取的1000个家庭中,人均月收入在1200~1300元的家庭占24%,月人均收入在1300~1400元的家庭占26%,在1400~1500元的家庭占29%,在1500~1600元的家庭占10%,在1600~1700元的家庭占7%,在1700元以上的占4%。你认为要分析该城市家庭的人均收入状况,用均值、众数和中位数哪一个测度值更好?试说明理由。
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举一反三
【单选题】According to the passage, rattlesnakes ______.
A.
play no role in controlling the population of mice and rats
B.
play a more important role than owls and hawks in reducing the number of mice and rats
C.
play a certain role in limiting the population of mice and rats
D.
play a less important role than owls and hawks in reducing the population of mice and rats
【单选题】What is the best way to share resources with other hospitals; for example, if one hospital is particularly good at dealing with influenza, how can this be shared? A. train doctors for other hospitals
A.
train doctors for other hospitals
B.
make partnerships with hospitals in other areas
C.
send doctors out to help other hospitals
D.
partner with other hospitals in influenza treatment
【单选题】患者,女性,42岁。混合痔行痔核切除术后,出院时护士的健康指导中不正确的是
A.
高纤维素饮食
B.
保持大便通畅
C.
大便秘结可口服缓泻药
D.
保持肛门清洁
E.
可以适当进食辛辣饮食
【单选题】In which part of the play is it    Lily will play a role?A.whereB.whichC.thatD.who
A.
In which part of the play is it____Lily will play a role? A.where
B.
which
C.
that
D.
who
【简答题】______play a major role in the development of cancer.
【简答题】角色扮演法(role play)
【单选题】He would like to ________the next Clean-­up Day. A.play a part in B.play a role in C.play a joke with
A.
play a part in
B.
play a role in
C.
play a joke with
【单选题】肺部叩诊时板指的规范性手法为:
A.
板指与心缘平行
B.
板指紧贴胸壁并与肋间隙、肋骨平行
C.
肩胛间区叩诊仍应保持板指与肋间隙平行
D.
板指与肋骨垂直
E.
板指与肋间隙垂直
【简答题】A.play role in B.take part in C.take a role D.play a part in
【单选题】患者,女性,42岁。混合痔行痔核切除术后,出院时护士的健康指导中不正确的是
A.
高纤维素饮食
B.
保持排便通畅
C.
大便秘结可口服缓泻药
D.
保持肛门清洁
E.
可以适当进食辛辣饮食
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