Frequency, Frequency Tables, and Levels of Measurement · Exercise 5

How much time does it take to travel to work? shows the mean commute time by state for workers at least 16 years old who are not working at home. Find the mean travel time, and round off the answer properly.

$$\begin{array}{cccccccccc}\text{24.0}& \text{24.3}& \text{25.9}& \text{18.9}& \text{27.5}& \text{17.9}& \text{21.8}& \text{20.9}& \text{16.7}& \text{27.3}\\ \text{18.2}& \text{24.7}& \text{20.0}& \text{22.6}& \text{23.9}& \text{18.0}& \text{31.4}& \text{22.3}& \text{24.0}& \text{25.5}\\ \text{24.7}& \text{24.6}& \text{28.1}& \text{24.9}& \text{22.6}& \text{23.6}& \text{23.4}& \text{25.7}& \text{24.8}& \text{25.5}\\ \text{21.2}& \text{25.7}& \text{23.1}& \text{23.0}& \text{23.9}& \text{26.0}& \text{16.3}& \text{23.1}& \text{21.4}& \text{21.5}\\ \text{27.0}& \text{27.0}& \text{18.6}& \text{31.7}& \text{23.3}& \text{30.1}& \text{22.9}& \text{23.3}& \text{21.7}& \text{18.6}\end{array}$$

OpenStax, Introductory Statistics 2e · §1.3 Frequency, Frequency Tables, and Levels of Measurement · Exercise 5