In: Statistics and Probability
The data in the table is the number of absences for 7 students and their corresponding grade.
Number of Absences | 3 | 4 | 4 | 6 | 6 | 7 | 8 |
---|---|---|---|---|---|---|---|
Grade | 3.9 | 3.8 | 3.2 | 3 | 2.8 | 2.8 |
2.52 |
Step 3 of 5 : Calculate the estimated variance of slope, s2b1. Round your answer to three decimal places.
The statistical software output for this problem is
Step 3 :
The estimated variance of slope = 0.002