12-05-2010, 05:59 PM
100% people has in a society.
if you go 2 SD in both side of the mean it will include 95% of the people. 100-95=5% of the people has very high and very low blood pressure among all the people in the society.
(1) very high blood pressured people=5/2=2.5%
(2) very low blood pressured people=5/2=2.5%
if you go 2 SD in both side of the mean it will include 95% of the people. 100-95=5% of the people has very high and very low blood pressure among all the people in the society.
(1) very high blood pressured people=5/2=2.5%
(2) very low blood pressured people=5/2=2.5%