Based on Data Compiled by the World Health Organization, the Mean

Multiple Choice

Based on data compiled by the World Health Organization, the mean systolic blood pressure in the
United States is 120, the standard deviation is 16, and the pressures are normally distributed. Find
The percent of individuals who have blood pressure lower than 104.

A) 15.9%
B) 19.2%
C) 22.7%
D) 33.4%