Which of the Following Changes Have Occurred in Public Health

question 6

Multiple Choice

Which of the following changes have occurred in public health since 1990? (Select all that apply.)

• A)Renewed focus on primary care to the medically indigent
• B)Development of coalitions and partnerships to provide care to populations
• C)Improved emergency preparedness with funding for such preparation
• D)Improved surveillance and infrastructure as a result of fears about terrorism
• E)Increased emphasis on primary care to individuals and families
• F)Increased funding from Medicaid for services rendered

---

Definitions:

Internal Validity

The degree to which the results of a study are due to the independent variable, rather than other factors.

One-group Pretest-posttest Design

An experimental design where a single group of participants is measured before and after an intervention, lacking a control group for comparison.

Statistical Regression

A measure of the relationship between the mean value of one variable and corresponding values of other variables.

One-shot Case Study

An experimental design where a single group is exposed to a treatment and then measured to assess its effect, lacking a control group for comparison.