Sampling and Analytical Methods

Convenience sampling Purposive sampling Accidental sampling Expert sampling Snowball sampling Quota sampling 2 Probability sampling Simple random

sampling กระบวนการเลือกหน่วยตัวอย่างจากประชากร

sampling Random sampling is used to select a sample that is unbiased Within each area, every part of the area must have an equal chance of being chosen Random sampling

sampling Sampling methods, types & techniques · Will Webster · Simple random sampling is easy to do and cheap · It offers no control for the researcher and may lead to