
We looked up the Z Score for 1.99 in our Normal Distribution Tables with Z Scores so you don't have to!
First, note that a Z Score of 1.99 means that your statistic is 1.99 standard deviation to the right of the mean on a bell curve. Here is a Bell Curve so you can visualize where 1.99 is on a bell curve.

We used three different distribution tables, and we will give you the 1.99 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 1.99 Z score is displayed here:
0.476704532249788
= 47.6705%
Cumulative
This gives you the probability of the area below the Z Score. The cumulative probability and percentile for a 1.99 Z score is displayed here:
0.976704532249788
= 97.6705%
Complementary cumulative
This gives you the probability of the area above the Z Score. The complementary cumulative probability and percentile for a 1.99 Z Score is displayed here:
0.023295467750212
= 2.3295%
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 1.991
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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