Your class is asked to do an exam in theoretical physics. Given that MOST students in class do not know anything about this subject, the distribution of scores would most likely be:

A dental hygiene researcher conducted a study to determine the frequency of musculoskeletal pain for this year’s graduates from 10 dental hygiene programs in Minnesota. She surveys these graduates on a yearly cycle for the next 5 years. This type of study is best described as a:

Variables are known:

Assuming that the overall results of a study form a bell-shaped curve, the more dispersed (or spread out) a set of scores is:

In a study on the effects of an oral mouth rinse on gingivitis, some patients start using a new gingivitis toothpaste too.

Quantitative design includes the following except:

Maintaining calibration of the perio scope.

Watching/observing participants:

Which of the following problems would be best approached (studied or analyzed) through the scientific method of inquiry?

Patient has HBP one day and then the next the HBP is normal.