In: Statistics and Probability
| Salary | Education |
| 33 | 5 |
| 55 | 3 |
| 80 | 8 |
| 53 | 7 |
| 72 | 9 |
| 64 | 7 |
| 119 | 10 |
| 52 | 0 |
| 27 | 5 |
| 39 | 5 |
| 98 | 2 |
| 50 | 4 |
| 59 | 5 |
| 59 | 5 |
| 151 | 7 |
| 57 | 0 |
| 83 | 9 |
| 72 | 5 |
| 133 | 5 |
| 30 | 0 |
A social scientist would like to analyze the relationship between educational attainment (in years of higher education) and annual salary (in $1,000s). He collects data on 20 individuals. A portion of the data is as follows:
1. Find the sample regression equation for the model: Salary = β0 + β1Education + ε.
2. What is the predicted salary for an individual who completed 6 years of higher education?