HLTH 501 BIOSTATISTICS FINAL EXAM 2021
EXAM SCRIPT 2026 UPDATED QUESTIONS
WITH ANSWERS GRADED A+
⩥ what is biostatistics? Answer: art and science of making decisions in
the face of uncertainty as applied to life and health sciences
⩥ role of biostatistician in assessment? Answer: (identify problems
related to public's health and find extent)
decide what information to gather and find patterns in data collected
⩥ role of biostatistician in policy setting? Answer: (prioritize problems,
find possible solutions, predict effect on population)
develop mathematical tools
⩥ role of biostatistician in assurance? Answer: (provide services as
determined by policy/monitor compliance)
*survey instruments should be designed to make it possible to check for
inaccuracies, and to correct for nonresponse and missing values
, ⩥ infant mortality (an example of community engagement) Answer:
high infant death in African American community
maternal infant health:
-enhance the perinatal system
-foster community mobilization
-reduce racism
⩥ statisticians work with public health professionals to... Answer:
gather, analyze, and interpret data
⩥ tobacco control initiatives in the United States Answer: -government
regulations ban television advertising of tobacco in the 1970s
-campaign for smoking cessation increase
-expensive fines
-smoking banned in public places
⩥ how to sort out seeming contradictions Answer: study properly chosen
(random) groups of people (samples)
⩥ for a large group of people, can make quite accurate statements about
occurrence of events Answer: even though for specific individuals the
occurrence is uncertain and unpredictable
EXAM SCRIPT 2026 UPDATED QUESTIONS
WITH ANSWERS GRADED A+
⩥ what is biostatistics? Answer: art and science of making decisions in
the face of uncertainty as applied to life and health sciences
⩥ role of biostatistician in assessment? Answer: (identify problems
related to public's health and find extent)
decide what information to gather and find patterns in data collected
⩥ role of biostatistician in policy setting? Answer: (prioritize problems,
find possible solutions, predict effect on population)
develop mathematical tools
⩥ role of biostatistician in assurance? Answer: (provide services as
determined by policy/monitor compliance)
*survey instruments should be designed to make it possible to check for
inaccuracies, and to correct for nonresponse and missing values
, ⩥ infant mortality (an example of community engagement) Answer:
high infant death in African American community
maternal infant health:
-enhance the perinatal system
-foster community mobilization
-reduce racism
⩥ statisticians work with public health professionals to... Answer:
gather, analyze, and interpret data
⩥ tobacco control initiatives in the United States Answer: -government
regulations ban television advertising of tobacco in the 1970s
-campaign for smoking cessation increase
-expensive fines
-smoking banned in public places
⩥ how to sort out seeming contradictions Answer: study properly chosen
(random) groups of people (samples)
⩥ for a large group of people, can make quite accurate statements about
occurrence of events Answer: even though for specific individuals the
occurrence is uncertain and unpredictable
