Category:Sample Means

This category contains results about Sample Means.
Definitions specific to this category can be found in Definitions/Sample Means.

Let $S = \set {x_1, x_2, \ldots, x_n}$ be a random sample from a population.

The sample mean of $S$ is defined and denoted as:

$\overline x = \ds \sum \dfrac {x_i} n$