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Mathematics, 02.03.2021 15:40 duplerk30919

The systolic blood pressure of 18-year-old women is normally distributed with a mean of 120 mmHg and a standard deviation of 12 mmHg. a) What percentage of 18-year-old women have a systolic blood pressure that lies within 3 standard deviations of the mean.

b) What level of systolic blood pressure is exceeded by 90% of 18-year-old women?

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