# Sample Mean Calculator

## About Sample Mean Calculator

The Sample Mean Calculator is used to calculate the sample mean of a set of numbers.

## FAQ

The sample mean is the average of all the items in a sample (a group of observations). The population mean is the average of all the items in a population. Because a population is usually very large or unknown, the population mean is usually an unknown constant. An estimate of the population mean is the sample mean.

The following is the formula for the sample mean x of a set {x1, x2, ..., xn} of n observations from a given distribution:{x_{1}, x_{2}, ..., x_{n}} of *n* observations from a given distribution:

We ever tested 50k numbers. The Sample Mean Calculator can get the results instantly.