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Measurement
Measurement is the process of assigning numbers or categories to variables so they can be analyzed, modeled, and used to answer research questions. Measurement is the foundation of all analysis because what you measure (and how you measure it) ...
standard error
Standard error is the standard deviation of a sampling distribution.
SS Error
SS error is the amount of error left unexplained by the model; the area of all the squared residuals based on the distance of each score from the model prediction.
sampling error
Sampling error is the variation that occurs from sample to sample due to the fact that no sample is a perfect representation of the population; can be biased or unbiased; also known as sampling variation.
standard deviation
Standard deviation the square root of the variance; we generally prefer thinking about error in terms of standard deviation because it yields a number that makes sense using the original scale of measurement.