【判断题】【消耗次数：1】
简单随机抽样是抽样中最基本也是最简单的组织形式。
①
正确
②
错误
参考答案：
复制
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相关题目
【多选题】
简单随机抽样
①
试用于总体各单位呈均匀分布的总体
②
适用于总体各单位标志变异较大的总体
③
在抽样之前要求对总体各单位加以编号
④
最符合随机原则
⑤
是各种抽样组织形式中最基本最简单的一种形式
【单选题】
（ ）是最基本的随机抽样方法，它在抽样之前，对总体单位不进行任何分组、排列等处理，完全按随机原则从总体中抽取样本。
①
随机抽样
②
重点抽样
③
类型随机抽样
④
单纯随机抽样
随机题目
【单选题】
The electric fan has blown away the terrible smell in the hall, ______?
①
cant it
②
isnt it
③
hasnt it
④
doesnt it
【单选题】
The workers are busy ____models for the exhibition.
①
to make
②
with making
③
being making
④
making
【单选题】
Every morning Mr. Smith takes a ______to his office.
①
20 minutes walk
②
20 minutes walk
③
20-minutes walk
④
20-minute walk
【单选题】
The boy is not happy at the new school. He has ________ friends there.
①
few
②
a few
③
little
④
a little
【单选题】
We were all surprised when he made it clear that he _____________office soon.
①
leaves
②
would leave
③
left
④
had left
【单选题】
I fell and hurt myself while I ________ basketball yesterday.
①
was playing
②
am playing
③
play
④
played
【单选题】
When father was young, he ______from morning till night.
①
was made work
②
was made working
③
made to work
④
was made to work
【单选题】
Well go for a picnic if it ________tomorrow.
①
isnt going to rain
②
wont rain
③
doesnt rain
④
isnt raining