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2. Test statistic - Wikipedia

   en.wikipedia.org/wiki/Test_statistic

   A test statistic shares some of the same qualities of a descriptive statistic, and many statistics can be used as both test statistics and descriptive statistics. However, a test statistic is specifically intended for use in statistical testing, whereas the main quality of a descriptive statistic is that it is easily interpretable.

3. Sampling (statistics) - Wikipedia

   en.wikipedia.org/wiki/Sampling_(statistics)

   In statistics, quality assurance, and survey methodology, sampling is the selection of a subset or a statistical sample (termed sample for short) of individuals from within a statistical population to estimate characteristics of the whole population. The subset is meant to reflect the whole population and statisticians attempt to collect ...

4. Simple random sample - Wikipedia

   en.wikipedia.org/wiki/Simple_random_sample

   In statistics, a simple random sample (or SRS) is a subset of individuals (a sample) chosen from a larger set (a population) in which a subset of individuals are chosen randomly, all with the same probability. It is a process of selecting a sample in a random way.

5. Sample size determination - Wikipedia

   en.wikipedia.org/wiki/Sample_size_determination

   The sample size is an important feature of any empirical study in which the goal is to make inferences about a population from a sample. In practice, the sample size used in a study is usually determined based on the cost, time, or convenience of collecting the data, and the need for it to offer sufficient statistical power. In complex studies ...

6. List of statistics articles - Wikipedia

   en.wikipedia.org/wiki/List_of_statistics_articles

   Sample mean and covariance – redirects to Sample mean and sample covariance; Sample mean and sample covariance; Sample maximum and minimum; Sample size determination; Sample space; Sample (statistics) Sample-continuous process; Sampling (statistics) Simple random sampling; Snowball sampling; Systematic sampling; Stratified sampling; Cluster ...

7. Template:List of statistics symbols - Wikipedia

   en.wikipedia.org/wiki/Template:List_of...

   Download as PDF; Printable version; In other projects ... = sample 1 standard deviation ... Statistics; Cookie statement ...