Why or why not. 60. Online Education. One of the biggest changes in higher education in recent years has ent organization whose mission is to build a comprehensive list of the top accredited been the growth of online universities. The Online Education Database is an independ- online colleges. The following table shows the retention rate (%) and the graduation rate (%) for 29 online colleges. Retention Rate (%) 7 51 4 60 37 63 73 78 48 95 68 100 100 29 33 47 63 45 60 62 67 65 78 75 54 45 38 51 69 Graduation Rate (%) 25 25 28 32 33 33 34 36 36 36 36 37 37 38 39 41 44 45 46 47 48 50 51 52 53 55 56 57 61 a. Develop a scatter diagram with retention rate as the independent variable. What does the scatter diagram indicate about the relationship between the two variables? b. Develop the estimated regression equation. c. Test for a significant relationship. Use a = .05. d. Did the estimated regression equation provide a good fit? . Machine Maintenance. Jensen Tire & Auto in i purchase a maintenance o cing 10

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