# Finite Math Examples

Find the value in a look up table of the probability of a z-score of less than .
has an area under the curve
Find the value in a look up table of the probability of a z-score of less than .
has an area under the curve
To find the area between the two z-scores, subtract the smaller z-score value from the larger one. For any negative z-score, change the sign of the result to negative.
Find the area between the two z-scores.
Multiply by .
Subtract from .