Question

The systolic blood pressures of a group of 18-year-old women are normally distributed with a
mean of 120 mmHg and a standard deviation of 12 mmHg. What percentage of women in this
group have a systolic blood pressure between 108 mmHg and 132 mmHg?

Answer 1

Play around with Z table stuff at

http://davidmlane.com/hyperstat/z_table.html