Discussion:
Q1: From the one-day work absences during the past year, the personnel director for a large firm has identified day of the week for a random sample of 150 of the absences. Given the following observed frequencies, and for α = 0.01, can the director conclude that one-day absences during the various days of the week are not equally likely?
|
Monday |
Tuesday |
Wednesday |
Thursday |
Friday |
| Absences |
42 |
18 |
24 |
27 |
39 |
Q2: Touchdown percentage and x interception percentage, determine and interpret the coefficients of correlation and determination.
| Player |
|
Rating |
TD% |
Inter% |
| Steve Young |
96.8 |
5.6 |
2.6 |
| Kurt Warner |
95.7 |
5.5 |
3.5 |
| Daunte Dulpepper |
93.2 |
5.4 |
3.1 |
| Peyton Manning |
92.3 |
5.6 |
3.1 |
| Joe Montana |
92.3 |
5.1 |
2.6 |
| Trent Green |
87.9 |
4.7 |
2.9 |
| Tom Brady |
87.5 |
4.8 |
2.6 |
|
|
|
|
|
| |
Rating |
TD% |
|
|
| Rating |
1 |
|
|
|
| TD% |
0.890175 |
1 |
|
|