Assignment 3: Data Analysis with Graphs Assignment Data Set A Data Set B Masses, to the nearest kilogram, of 30 men Times, in seconds, taken by 20 boys to swim one length of a pool 74 52 67 68 71 76 86 81 73 64 32 31 26 27 27 32 29 26 25 25 75 71 57 67 57 59 72 79 64 70 31 33 26 30 23 32 27 26 31 29 77 79 65 68 76 83 61 63 68 74 1. Draw a stem and leaf diagram for each of the above data sets. 2. Using your stem and leaf diagrams, make at least 2 comments about each set of data (i.e., what does the diagram tell you about the data?). 3. For each of the data sets: a. Create a histogram from the data. b. Does the histogram tell you anything that wasn't evident from the stem and leaf diagram? Does it make anything about the data more difficult to see? c. Create a second histogram with a different bin width. How does this change how you interpret the data? 4. For each of the data sets, explain whether you prefer the stem and leaf diagram or a histogram and why