Multiple Choice
A company held a blood pressure screening clinic for its employees.The results are summarized in the table below by age group and blood pressure level. 
Find the marginal distribution of blood pressure level.
A) 20% low,40% normal,41% high
B) 20% under 30,40% between 30-49,41% over 50
C) 21% low,48% normal,31% high
D) 32% low,51% normal,18% high
E) 27% low,91% normal,45% high
Correct Answer:

Verified
Correct Answer:
Verified
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