According to the WHO MONICA Project the mean blood pressure for people in China is 128 mmHg with a standard deviation of 23 mmHg

Question

According to the WHO MONICA Project the mean blood pressure for people in China is 128 mmHg with a standard deviation of 23 mmHg Assume that blood pressure is normally distributed Round the probabilities to four decimal places It is possible with rounding for a probability to be 0 0000 a State the random variable Select an answer b Find the probability that a randomly selected person in China has a blood pressure of 115 9 mmHg or more c Find the probability that a randomly selected person in China has a blood pressure of 168 4 mmHg or less d Find the probability that a randomly selected person in China has a blood pressure between 115 9 and 168 4 mmHg e Find the probability that randomly selected person in China has a blood pressure that is at most 70 5 mmHg f is a blood pressure of 70 5 mmHg unusually low for a randomly selected person in China Why or why not Select an answer g What blood pressure do 71 of all people in China have less than Round your answer to two decimal places in the first box Put the correct units in the second box

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