Review Test Submission: 8-3 Quiz: Module
Eight
Content
User Dina Mayo-Jones
Course IHP-515-X4160 Population-Based Epidemiology 17TW4
Test 8-3 Quiz:
... [Show More] Module Eight
Started 5/25/17 4:11 PM
Submitted 5/25/17 4:46 PM
Status Completed
Attempt Score 37.5 out of 50 points
Time Elapsed 35 minutes
Results
Displayed
All Answers, Submitted Answers, Correct Answers, Feedback, Incorrectly
Answered Questions
Question 1
2.5 out of 2.5 points
External validity is not connected with the selection of sample
subjects.
Selected
Answer:
Fals
e
Answers: True
Fals
e
Response
Feedback:
Good
work
Question 2
2.5 out of 2.5 points
In community intervention studies, it is important for the investigator
to evaluate whether a program has achieved its intended results
before assuming the benefits of the intervention.
Selected
Answer:
Tru
e
Answers: Tru
e
False
Response
Feedback:
Good
work
Question 3
2.5 out of 2.5 points
Clinical trials enroll individual subjects and enable randomization of
subjects to receive or not receive the intervention.
Selected Tru
Answer: e
Answers: Tru
e
False
Response
Feedback:
Good
work
Question 4
2.5 out of 2.5 points
The purpose of the washout period is to reinforce the carryover effect.
Selected
Answer:
Fals
e
Answers: True
Fals
e
Response
Feedback:
Good
work
Question 5
2.5 out of 2.5 points
Randomized controlled trials at the community level are typically used
in special situations where there is a simple intervention.
Selected
Answer:
Tru
e
Answers: Tru
e
False
Response
Feedback:
Good
work
Question 6
2.5 out of 2.5 points
Relative risk is the ratio of the risk of disease among the exposed to
the risk among the unexposed.
Selected
Answer:
Tru
e
Answers: Tru
e
False
Response
Feedback:
Good
work
Question 7
2.5 out of 2.5 points
A therapeutic trial involves the study of the effectiveness of a
substance or program to prevent disease.
Selected
Answer:
Fals
e
Answers: True
Fals
e
Response
Feedback:
Good
work
Question 8
0 out of 2.5 points
Cohort studies preserve the temporality of cause (exposure)
happening before the effect (disease).
Selected
Answer:
Fals
e
Answers: Tru
e
False
Response
Feedback:
That's not
correct
Question 9
2.5 out of 2.5 points
Survival curves may be used to portray patients' survival in clinical
studies.
Selected
Answer:
Tru
e
Answers: Tru
e
False
Response
Feedback:
Good
work
Question 10
2.5 out of 2.5 points
Repeated cross-sectional surveys may underestimate past smoking
behavior of older-age cohorts.
Selected
Answer:
Tru
e
Answers: Tru
e
False
Response
Feedback:
Good
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