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Snowball Case Sampling
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Snowball Case Sampling
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Snowball Case Sampling
滚雪球式案例抽样
一种用来选择知情人士或决定性个案的操作方式。是一种多阶段的抽样技术,始于一个或少数人或个案,然后根据与初始个案的联结而扩展开来。样本像雪球一样越滚越大,直到收集到的信息达到饱和为止。
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bumble bee
bump
bump Cepheid
bumper
bump function
bumping algorithm
bump-in-tail instability
bump/normal mapping
Bump pressure
bumpy torus
Bu Naifu
buna rubber
Bunbury
bunch
bunch, bunching
bunch compression
Bunch-Davies vaccum
Bunch Davies vacuum
Bunch-Davies vacuum
Bunch-Davies真空
buncher
bunching
bunch of arrows as litigation expense
bunch of next device
bunch of particles
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