simple random sampling

the most basic approach to drawing a random sample of cases, observations, or individuals from a population, in which the cases are selected individually using a fair process, such as the toss of a coin or a table of random digits. Also called independent random sampling.

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Psychology term of the day

November 22nd 2024

population variance

(symbol: σ²) the square of the population standard deviation. It is a measure reflecting the spread (dispersion) of scores in a complete population of interest (e.g., the test scores of all students at a school).