The cost of the last music download (in dollars) for 100 college students is summarized in Figure 43. Use this information for Exercises 67–70.

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Figure 2.43: FIGURE 43 Cost of music download.

Question 2.204

67. What are the class midpoints?

2.2.67

0.75, 2.25, 3.75, 5.25, 6.75, 8.25, 9.75, 11.25