
We looked up the Z Score for -2.603 in our Normal Distribution Tables with Z Scores so you don't have to!
First, note that a Z Score of -2.603 means that your statistic is -2.603 standard deviation to the left of the mean on a bell curve. Here is a Bell Curve so you can visualize where -2.603 is on a bell curve.

We used three different distribution tables, and we will give you the -2.603 Z Score probability, percentile, and explanations for all three.
Cumulative from mean
This gives you the probability of the area from the mean to your Z Score. The cumulative from-mean probability and percentile for a -2.603 Z score is displayed here:
0.495379402314865
= 49.5379%
Cumulative
This gives you the probability of the area below the Z Score. The cumulative probability and percentile for a -2.603 Z score is displayed here:
0.00462059768513512
= 0.4621%
Complementary cumulative
This gives you the probability of the area above the Z Score. The complementary cumulative probability and percentile for a -2.603 Z Score is displayed here:
0.995379402314865
= 99.5379%
Z Score Table Lookup
Here you can submit Z Scores between -3.999 and 3.999 for us to look up in our Normal Distribution Tables.
Z Score -2.602
Here is the next Z Score we looked up in our Normal Distribution Tables.
The percentiles on this page are rounded to the nearest 4 decimals.
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