The meaning of RANDOM is lacking a definite plan, purpose, or pattern. How to use random in a sentence. Synonym Discussion of Random.
The rows ofinputdo not need to sum to one (in which case we use the values as weights), but must be non-negative, finite and have a non-zero sum. Indices are ordered from left to right according to when each was sampled (first samples are placed in first column). Ifinputis a vec...
Researchers use random sampling to obtain a(n) ___. a. population of interest b. experimental sample c. control group d. representative sample Sampling: Scientists who want to study a population often take a sample of ...
aA stratified random sampling plan was developed to ensure that the bridge sample contained bridges of each material type and bridge type expected to significantly influence the strengthening cost estimate. 一个有层次的随意抽样计划被开发保证桥梁样品包含了期望的每个物质类型和桥梁类型桥梁极大影响加强成本估...
1)stratified random sampling分层随机抽样 1.The simple random sampling plan and stratified random sampling plan has been introduced and the application means and effects of which also has been presented,it has some characteristics such as material precision and obvious reduce of sample size,and rationa...
The meaning of RANDOM is lacking a definite plan, purpose, or pattern. How to use random in a sentence. Synonym Discussion of Random.
a在问卷调查环节中,以高一年级的学生为研究对象,根据随机抽样的原则,在全年级抽取了98个学生作为研究的样本; In the questionnaire survey link, take the high freshman class student as the object of study, according to the random sampling principle, extracted 98 students in the entire grade to take the...
Answer to: Samples can be ... according to time or according to the sequence. A) random B) uncontrollable C) indefinite D)...
(i) If a sample is selected using random sampling, it will be free from bias. (ii) A sampling frame is a numbered list of all items in a sample. (iii) In cluster sampling there is very little potential for bias. (iv) In quota sampling, investigators are told to interview all the ...
The results of the survey taken by random sampling methods 翻译结果5复制译文编辑译文朗读译文返回顶部 正在翻译,请等待... 相关内容 a一转眼 In an instant[translate] a请输入您需要翻译的文本 山上的台阶不仅陡还很窄 Not only please input on the text mountain stair which you need to translate steep...