的意思 methods of sampling

1. There are various methods of sampling that can be used to collect data for research studies.
有各种各样的抽样方法可以用来收集研究数据。

2. Random sampling is one of the most commonly used methods of sampling in research.
随机抽样是研究中最常用的抽样方法之一。

3. Stratified sampling is a method of sampling that involves dividing a population into subgroups before selecting samples.
分层抽样是一种在选择样本之前将人口分成子群的抽样方法。

4. Convenience sampling is a less rigorous method of sampling that involves selecting samples based on their availability and accessibility.
便利抽样是一种不太严格的抽样方法，它是根据样本的可用性和可访问性来选择的。

5. The method of sampling used in a study can greatly impact the accuracy and reliability of the results.
研究中使用的抽样方法可以极大地影响结果的准确性和可靠性。

6. Understanding the different methods of sampling is essential for researchers to ensure that their study results are valid and representative.
了解不同的抽样方法对于研究人员来说是至关重要的，以确保他们的研究结果是有效和有代表性的。