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A recent study of cardiovascular risk factors reported that 30% of adults meet criteria for hypertension....

A recent study of cardiovascular risk factors reported that 30% of adults meet criteria for hypertension. If 15 adults are assessed, what is the probability that

a. Exactly 5 are the criteria for hypertension?

Answer:

P(X = 5) = 0.2061.

b. None meet the criteria for hypertension?

c. How many would you expect to meet the criteria for hypertension?

math   Statistics-And-Probability   
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