C784 / C 784 Pre-Assessment (Latest
Update ) Applied
Healthcare Statistics | Questions
and Verified Answers | Grade A |
100% Correct - WGU
Question:
A researcher found the following results when studying the number of
patients who survived surgery at two different hospitals.
Hospital A Hospital B
Died 3% 2%
Survived 97% 98%
What is true about the relationship between the survival rate and the
hospital?
A. Hospital B has a higher survival rate because 98% is higher than 97%.
B. Hospital A has a higher survival rate because 3% is higher than 2%.
C. Hospital B has a higher survival rate because 98% is higher than 2%.
D. Hospital A has a higher survival rate because 97% is higher than 3%.
Answer:
A. Hospital B has a higher survival rate because 98% is higher than 97%.
,Question:
A physician collects retrospective data from smoking and nonsmoking
patients to determine the relationship between smoking and lung cancer.
Results Lung Cancer No Lung Cancer Total
Smoker 77% 23% 100%
Non-Smoker 22% 78% 100%
Which data indicate the relationship between smoking and lung cancer?
A. Nonsmokers are less likely to have lung cancer than smokers because 23%
is less than 77%.
B. Smokers are more likely to have lung cancer than nonsmokers because 23%
is greater than 22%.
C. Nonsmokers are less likely to have lung cancer than smokers because 78%
is greater than 77%.
D. Smokers are more likely than nonsmokers to have lung cancer because
77% is greater than 22%.
Answer:
D. Smokers are more likely than nonsmokers to have lung cancer because 77%
is greater than 22%.
, Question:
A researcher studied patients' preferences for physician attire based on
setting.
Physician's Office Emergency Room
Casual and white coat 17% 10%
Formal and white coat 67% 24%
Scrubs 7% 65%
Business suit 9% 1%
What is true about the preferred attire for physicians in an office?
A. Patients prefer their physician to wear scrubs instead of casual clothes and
a white coat because 65% is greater than 17%.
B. Patients do not prefer their physician to wear scrubs instead of casual
clothes and a white coat because 7% is less than 9%.
C. Patients prefer their physician to wear formal clothes and a white coat
instead of casual clothes and a white coat because 67% is greater than 17%.
D. Patients do not prefer their physician to wear scrubs instead of formal
clothes and a white coat because 65% is less than 67%.
Answer:
C. Patients prefer their physician to wear formal clothes and a white coat
instead of casual clothes and a white coat because 67% is greater than 17%.
Update ) Applied
Healthcare Statistics | Questions
and Verified Answers | Grade A |
100% Correct - WGU
Question:
A researcher found the following results when studying the number of
patients who survived surgery at two different hospitals.
Hospital A Hospital B
Died 3% 2%
Survived 97% 98%
What is true about the relationship between the survival rate and the
hospital?
A. Hospital B has a higher survival rate because 98% is higher than 97%.
B. Hospital A has a higher survival rate because 3% is higher than 2%.
C. Hospital B has a higher survival rate because 98% is higher than 2%.
D. Hospital A has a higher survival rate because 97% is higher than 3%.
Answer:
A. Hospital B has a higher survival rate because 98% is higher than 97%.
,Question:
A physician collects retrospective data from smoking and nonsmoking
patients to determine the relationship between smoking and lung cancer.
Results Lung Cancer No Lung Cancer Total
Smoker 77% 23% 100%
Non-Smoker 22% 78% 100%
Which data indicate the relationship between smoking and lung cancer?
A. Nonsmokers are less likely to have lung cancer than smokers because 23%
is less than 77%.
B. Smokers are more likely to have lung cancer than nonsmokers because 23%
is greater than 22%.
C. Nonsmokers are less likely to have lung cancer than smokers because 78%
is greater than 77%.
D. Smokers are more likely than nonsmokers to have lung cancer because
77% is greater than 22%.
Answer:
D. Smokers are more likely than nonsmokers to have lung cancer because 77%
is greater than 22%.
, Question:
A researcher studied patients' preferences for physician attire based on
setting.
Physician's Office Emergency Room
Casual and white coat 17% 10%
Formal and white coat 67% 24%
Scrubs 7% 65%
Business suit 9% 1%
What is true about the preferred attire for physicians in an office?
A. Patients prefer their physician to wear scrubs instead of casual clothes and
a white coat because 65% is greater than 17%.
B. Patients do not prefer their physician to wear scrubs instead of casual
clothes and a white coat because 7% is less than 9%.
C. Patients prefer their physician to wear formal clothes and a white coat
instead of casual clothes and a white coat because 67% is greater than 17%.
D. Patients do not prefer their physician to wear scrubs instead of formal
clothes and a white coat because 65% is less than 67%.
Answer:
C. Patients prefer their physician to wear formal clothes and a white coat
instead of casual clothes and a white coat because 67% is greater than 17%.
