Siegal found that elderly people who owned dogs were less likely to visit the doctor after upsetting events than were those who did not own pets. In a replication study, a sample of elderly dog owners were compare to a similar group (in terms of age & health) who did not own dogs. The researcher recorded the number of visits to the doctor for the past year for each person. The data is below
| Control group |
Dog owners |
| 10 |
7 |
| 8 |
4 |
| 7 |
9 |
| 9 |
3 |
| 13 |
7 |
| 7 |
|
| 6 |
|
| 12 |
|
Is the number of visits significantly less for the dog owners than for the participants in the control group? Use a one tailed test with alpha level set at p<.05