How safe is your neighborhood? Are there any hazardous waste sites nearby? The table shows the number of hazardous waste sites in each of the 50 states and the District of Columbia in the year 2009:

a. What variable is being measured? Is the variable discrete or continuous?
b. Describe the shape of the data distribution using the stem and leaf plot shown here. Identify the unusually large measurements marked "HI" by state.
Stem and Leaf Display: Hazardous Waste

c. Can you think of any reason these five states would have a large number of hazardous waste sites? What other variable might you measure to help explain why the data behave as they do?

Transcribed Image Text:

AL 151 HI 31 MA 321 NM 141SD 2 AK 6 ID 9 MI 69NY 90 TN 15 AZ 9 IL 48 MN 25NC 36 TX 50 AR 91 IN 32| M 61 ND 01 UT 19 CA 96 IA 12 MO 3OH 41 VT 11 CO 20 KS 12 MT 7OK 9 VA 31 CT 151 KY 14| NE 13|OR 13|WA 48 DE 151 LA 12 İNV 11 PA 97|WV 9 DC 1ME 12 NH 2R 12 WI 39 FL 55 M 19 N 4SC 26WY 2 GA 16 1 Stem-and-leaf of Sites N51 Leaf Unit = 1.0 6 0 011223 13 0 6699999 23 1 1222223344 (8) 1 55556799 20 2 01 18 2 56 16 3 1122 12 3 69 10 4 1 9 4 88 HI 69, 90, 96, 97 114