Walden HLTH6246 Module 4 Quiz Latest 2024

Walden HLTH6246

Module 4 Quiz  

Question 1 2

The sensitivity is the proportion of people who do not have the disease who test negative with the new test.

True

False

Question 2 2

What type of studies seek to recruit a study population that is representative of a well-defined larger population?

Case-control studies

Case series

Cross-sectional studies

Meta-analysis

 Question 3 2

On a scatterplot used to illustrate correlation, when the points are not exactly linear but a line for trend can be drawn through them, the correlation is said to be which of the following?

Strong

Moderate

Weak

Nonexistent

Question 4 2

Cross-sectional surveys are used to establish baseline data prior to the initiation of longitudinal studies.

True

False

Question 5 2

Primary studies are often time-consuming because they require the collection of new data from participants.

True

False

Question 6 2

Some case series follow patients for days, months, or even years. In this type of study approach, the case series functionally becomes what type of study?

Cross-sectional study

Cohort study

Case-control study

Correlational study

Question 7 2

Correlational studies are a useful starting point for generating hypotheses about associations, but they are not the final word on risk factors for a disease.

True

False

Question 8 2

Participants of what kind of study are recruited based on membership in a well-defined source population?

Historic cohort study

Retrospective cohort study

Prospective cohort study

Longitudinal cohort study

Question 9 2

Which of the following is defined as the percentage of members of a population who die of any condition during a specified time period?

Morbidity rate

Mortality rate

Case fatality rate

Proportionate mortality rate

Question 10 2

If the goal of the study is to understand populations, describe patterns, or ask research questions that are not focused on causality, the best design may be a cross-sectional or cohort study.

True

False