Glosario de términos estadísticos: definición S

Sample
A sample is a selection of people or objects that are representative of a population....
Sample survey
In a sample survey, contrary to a full population survey, only a part of a population is...
Secondary data
Secondary data are data, which cannot be traced back to the level of individual...
Selection method
Usually with a larger population, not all units of observation can be analyzed. Therefore,...
Simple moving average
A simple moving average is calculated for use in linear exponential smoothing (LES)....
Skewness
Skewness is a measure of the symmetry of a distribution. The highest point of a distribution...
Social desirability bias
Frequently, in a survey, sensitive or embarrassing questions concerning such topics...
Spurious correlation
A spurious correlation indicates a seemingly causal relationship between to...
Standard deviation
The standard deviation measures the dispersion or variation of the values of...
Statistical hypothesis testing
Statistical hypothesis testing (also 'confirmatory data analysis') is used in inferential...
Statistical significance
We will identify the result of a statistical calculation as significant, if the probability...
Statistical unit
Individual elements (people or objects) in a statistical data collection are called...
Subjective and objective propability
There are two kinds of probabilities: - Subjective probabilities are based on assumptions...
Survey
The survey is one of the most common methods of collecting data. The person...