Näytekoko
Näytekoko, also known as "sample size" in English, refers to the number of observations or participants included in a study or experiment. It is a critical factor in determining the reliability and validity of research findings. The sample size is chosen based on several considerations, including the population size, the variability within the population, the desired level of precision, and the significance level of the test.
In statistical terms, a larger sample size generally leads to more precise estimates and increased power to
The concept of näytekoko is fundamental in various fields, including social sciences, medicine, engineering, and economics.