Using the table, give the percentage associated with each unit of standard deviation in the standard normal curve to the
nearest hundredth.
x
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
Area, A(x)
0.0793
0.1554
0.2257
0.2881
0.3413
0.3849
0.4192
0.4452
0.4641
0.4772
x
2.2
2.4
2.6
2.8
3.0
3.2
3.4
3.6
3.8
4.0
Area, A(x)
0.4861
0.4918
0.4953
0.4974
0.4987
0.4993
0.4997
0.4998
0.4999
0.5000
Standard Deviation Percentage Area
-1 to 0
O to +1
O to +2
o to +3
-1 to +2