Sample Standard Deviation

Definition

The sample standard deviation is a measure of the spread or variability of data in a sample. It tells us how much the individual data points deviate from the mean of the sample.

Related terms

Population Standard Deviation: The population standard deviation measures the variability in an entire population rather than just a sample.

Variance: Variance is another measure of variability that represents the average squared difference between each data point and the mean.

Range: Range is a measure of variability that represents the difference between the largest and smallest values in a dataset.