There are three ways to find the z-score that corresponds to a given area under a normal distribution curve 1. Use the z-table. 2. Use the Percentile to Z-Score Calculator. 3. Use
Method 1: Use z table. To find the area to the left of the z-score, we can simply look up the value -1.07 in the z-table: The area to the left of z = -1.07 is 0.1423. Applied to our scenario, this means approximately 14.23% of