amber50621 amber50621

25-05-2023
Mathematics

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USE R CODE In a certain population, systolic blood pressure (X) follows a normal distribution with a mean of 110 and standard deviation of 12.
(a) What is the probability of systolic blood pressure below 105?
(b) What is the probability that the absolute average systolic blood pressure of 35 individuals is less than 112.5?

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