Job
Efficiency(X) |
55 |
50 |
20 |
55 |
75 |
80 |
90 |
30 |
75 |
70 |
| week employment(Y) |
2 |
4 |
1 |
3 |
5 |
9 |
12 |
2 |
7 |
5 |
The job rating efficiency of an employee seems to be related to the number of weeks of employment. For a random sample of 10 employees, the following data were observed:
