Example 1
X = 10, SD = 2, X = 11.7
n
SD = 1
n
n
.5000
.3023
.1977
n
n
___________________________________________
n
-3
-2
-1
0
1
2
3
z-scores
n
n
n
.
85
n
X = 11.7
n
z = .85
n
p(X > 11.7) = .1977