An American Medical Association study showed 20% of all Americans suffer from high blood pressure. Suppose we randomly sample ten Americans to determine the number in the sample who have high blood pressure.
What is the probability at most two persons have high blood pressure?
______________
If, instead, we sampled 25 Americans, give a reason why the following statement is true: "The probability between one and nine individuals from a sample of 25 would have high blood pressure is at least 0.75."

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The Answer of An American Medical Association study showed 20% of all Americans suffer from high blood pressure. Suppose we randomly sample ten Americans to determine the number in the sample who have high blood pressure.
What is the probability at most two persons have high blood pressure?
______________
If, instead, we sampled 25 Americans, give a reason why the following statement is true: "The probability between one and nine individuals from a sample of 25 would have high blood pressure is at least 0.75."

An American Medical Association Study Showed 20% of All Americans