Ch2.8 Display Data
- 1. Ch2.8_DisplayData.notebook September 21, 2011 Chapter 2.8 Display Data Make a stemandleaf plot to display the data Stem Leaves StemandLeaf Plot 14 6 185 234 197 208 12, 13, 16, 27, 32, 37, 35 15 259 177 188 192 16 40, 43, 45, 49, 50, 55, 56 17 208 200 199 215 18 209 234 146 208 Stem Leaves 19 216 201 186 232 20 1 2, 3, 6 21 2 7 22 23 3 2, 5, 7 24 25 4 0, 3, 5, 9 5 0, 5, 6 Stem Leaves 14 6 Outliers Extremes or uncommon #'s Histogram Special bar graph used to display data 15 16 Clusters Tight group of #'s 17 7 18 5 6 9 19 2 7 9 20 0 1 8 8 8 9 21 5 6 22 23 2 4 4 24 25 9
- 2. Ch2.8_DisplayData.notebook September 21, 2011 Example 13 # 12 10 11 9 10 8 Frequency 9 7 8 6 7 5 6 4 5 3 4 2 1 3 Orange Red Blue Green Turquoise 2 1 Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sept | Oct | Nov | Dec. Color Birth Month Project Think of a survey question that has numerical responses. Examples: How many cars does your family own? How old are your parents or siblings? What are your favorite numbers between 1 and 40? How many concerts have you been to? Survey everyone in the class and compile the data. Calculate the mean, median, and mode of your data Create a stemandleaf chart for the data and identify outliers and clusters. Create a histogram that represents the data.