In a retrospective study looking at the efforts of smoking on lung function, 2 groups are studied, smokers and non-smokers. In this study, the smokers would be referred to as

Testlet 7:  Three state dental public health hygienists are identifying oral health needs of persons residing in state-subsidized drug and alcohol rehabilitiation centers. Based off the study results a public health program will be created and implemented into these centers. One study compared oral lesions in persons who smoke cigarettes to those who do not smoke. This study was performed in three state rehabilitiation centers, and patient selection was done in alphabetical order and selecting every third individual from the patient list. The two dental hygienists who worked jointly for one day at each of the three sites calibrated the dental indices to be used.  What is the following statement an example of? To reduce the smokers tobacco-related morbidity and mortality through sustained reductions in tobacco use and to reduce the exposure of non-smokers to harmful tobacco smoke for the persons residing in the rehabilitiation centers within the next 12 months.

When a research study measures what it is supposed to measure, and it can be generalized to the entire population,  it is said to be? 

The “M” in the DMFT is used to designate?

The DMFT index is a/an ______Index? 

To determine the range of a group of scores you?

During analysis of assessment data, a dental hygienist notes that the correlation between age and presence of oral cancer is 0.3. Which of the following represents the relationship between age and oral cancer? 

Your dental hygiene class is doing a community service learning project within the Madison College community of students. The purpose is to assess the periodontal treatment needs of the students at the Truax Campus. A suitable index to use is the? 

If I graph an array of test scores and the graph contains a tail that is longer on the right side of the graph, it would be called? 

Testlet 3A dental hygienist has been asked to do a research study to determine how to best assist the nursing home residents at Middleton Village to obtain better toothbrushing habits and reduce the amount of root caries that seem to be forming in the teeth of the residents.She hypothesized that if the nursing assistants who work at the nursing home used a powered toothbrush to clean the resident’s teeth, that they could do a better job of plaque removal than if they used a manual toothbrush.The hygienist also hypothesized that if she could teach the nursing assistants to administer stannous fluoride treatments on a weekly basis, the rate of root caries would decrease. The dependent variable in the study is?