Using it's concept, it is found that the probability that a person who is above 35 years old has a hemoglobin level of 9 or above is of 0.247.
A probability is given by the number of desired outcomes divided by the number of total outcomes.
Researching the problem on the internet, we find a table, which says that there are 162 participants above 35 years old, and 40 have hemoglobin levels of 9 and above, hence the probability is given by:
p = 40/162 = 0.247.
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Answer:
Actually, its option C when the hemoglobin level is of 9 or above
Step-by-step explanation:
C. 0.531
