A weight loss clinic advertises that its program of diet and exercise will allow clients to lose 10 pounds in one month. A local reporter investigating weight reduction gets permission to interview a randomly selected sample of clients who report the given weight losses during their first month in this program.
Create a confidence interval to test the clinic s claim that the typical weight loss is 10 pounds.
| Pounds |
Lost |
| 9.5 |
9.5 |
| 13 |
9 |
| 9 |
8 |
| 10 |
7.5 |
| 11 |
10 |
| 9 |
7 |
| 5 |
8 |
| 9 |
10.5 |
| 12.5 |
10.5 |
| 6 |
9 |