The mechanism of action of local anesthetics is to:

Antineoplastic drugs are:  (Select all that apply)

For the following question, determine if the study is (a) experimental, or (b) quasi-experimental. Reading and language development skills were compared between a group of children with a history of dental pain and a group of children without a history of dental pain.

Which of the following research design methods attempts to “construct the meaning of a lived experience”?

“Mortality” as a threat to validity of a study refers to:

The percentile rank of a person’s score on a test is 35. This means that:

A 12-month study was conducted to determine the relationship between oral hygiene effectiveness and implant maintenance. Subjects in the experimental group received oral hygiene instructions while those in the control group did not. At the conclusion of the study, it was discovered that subjects in both the control and experimental groups had reduced their plaque index scores. The most viable explanation for these results would be:

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

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:

On an alumni survey, respondents were asked to identify the highest degree they had attained: associate degree, bachelor’s degree, master’s degree, or doctorate degree. This variable (college degree completed) is which scale of measurement? (to answer this question, assume that a higher level of education brings a greater capacity of knowledge)