Question

One of the biggest changes in higher education in recent years has been the growth of online universities. The Online Education Database is an independent organization whose mission is to build a comprehensive list of the top accredited online colleges. The following table shows the retention rate (%) and the graduation rate (%) for 29 online colleges. Retention Rate (%) Graduation Rate (%) 7 25 51 25 4 28 29 32 33 33 47 33 63 34 45 36 60 36 62 36 67 36 65 37 78 37 75 38 54 39 45 41 38 44 51 45 69 46 60 47 37 48 63 50 73 51 78 52 48 53 95 55 68 56 100 57 100 61 Run the data using excel and answer the following: 1. Write the regression equation. 2. Interpret the regression constant and regression coefficient. 3. Forecast a value for the dependent variable. 4. Test the significant of the regression coefficient using alpha = .05. 5. Test the overall significant of the regression model. 6. Interpret the coefficient of determination. 7. Are there any indications of a violation of the general linear model? Be specific.

Answer 1