Satunnaisnäytteistys
Satunnaisnäytteistys, known in English as random sampling, is a core concept in statistics and research methodology. It refers to the process of selecting a subset of individuals or items from a larger population in such a way that every member of the population has an equal and independent chance of being chosen. This ensures that the sample is representative of the population from which it is drawn, minimizing bias.
The primary goal of satunnaisnäytteistys is to allow researchers to make valid inferences about the entire
There are several methods of implementing satunnaisnäytteistys. Simple random sampling is the most basic form, where
The effectiveness of satunnaisnäytteistys hinges on having a complete and accurate sampling frame, which is a