For Exercises 21–24, use the imports from data from Table 26. Use five classes with class widths equal to 2. Let the leftmost class be: 2 to < 4.
21. Determine the class limits.
2.2.21
2 to < 4, 4 to < 6, 6 to < 8, 8 to < 10, 10 to < 12