A sample of 77 individuals working at a particular office was selected and the noise lev...

A sample of 77 individuals working at a particular office was selected and the noise level (dBA) experienced by each individual was determined, yielding the following data (“Acceptable Noise Levels for Construction Site Offices,” Building Serv. Engr. Research and Technology, 2009: 87–94).

Use various techniques discussed in this chapter to organize, summarize, and describe the data.