[All Steps] A study was conducted to evaluate effectiveness of a work site health promotion program in reducing prevalence of cigarette smoking. 16 work
Question: A study was conducted to evaluate effectiveness of a work site health promotion program in reducing prevalence of cigarette smoking. 16 work sites were randomly assigned to either implement the health program or to make no changes for a period of two years. The promotion consisted of health education classes combined with a payroll-based incentive system. Below are the prevalence estimates from each site at the end of the 2-year period. Data from one site was unavailable due to data confidentiality issues at that site.
| Program | No Change |
| 8 | 11.5 |
| 8.3 | 8.8 |
| 18.9 | 9 |
| 10.4 | 7.4 |
| 14.5 | 12.1 |
| 13.8 | 7.3 |
| 14.6 | 16.4 |
| 19.1 |
Write a short and succinct statement about your conclusions regarding the tested hypothesis.
Deliverable: Word Document 