Systematic sampling, According to some pattern ( nth), Stratified sampling, divide in to subgroup then randomly select from each sub groups, Cluster sampling:, Divide the population in to sub grops and select some of the subgroups and leave the other, Convenience sample, Easy access, Self-selected Sample, volunteering.

Sampling methods

由
打印
嵌入

排行榜

视觉风格

选项

切换模板

恢复自动保存：？