# Standard Deviation

**How to Subscribe**

MLS & MLT Comprehensive CE Package Includes 148 CE courses, most popular | $95 | Add to cart |

Pick Your Courses Up to 8 CE hours | $50 | Add to cart |

Individual course | $20 | Add to cart |

Need multiple seats for your university or lab? Get a quote

The page below is a sample from the LabCE course

Learn more about Descriptive Statistics (online CE course)

**Descriptive Statistics**. Access the complete course and earn ASCLS P.A.C.E.-approved continuing education credits by subscribing online.Learn more about Descriptive Statistics (online CE course)

Standard Deviation

In the last section, we saw several methods of determining the approximate "center" of a set of data. Another important characteristic of a set of data is how closely those data group around the center. Take a look at the following graphs:

**Figure 8**

Frequency Distribution of Test Scores

**Figure 9**

Frequency Distribution of Test Scores

**Figure 10**

Frequency Distribution of Test Scores