1. Calculate the area under the curve (to the 4th decimal) for the following examples:
a. All scores greater than a Z score of +1.00
b. All scores between the mean and a Z score of -0.67
c. All scores equal to or less than a Z score of +1.96
d. All scores between a Z score of -0.50 and +0.10
e. All scores between a Z score of +1.00 and +2.00