Z Score 3.866

We looked up the Z Score for 3.866 in our Normal Distribution Tables with Z Scores so you don't have to!

First, note that a Z Score of 3.866 means that your statistic is 3.866 standard deviation to the right of the mean on a bell curve. Here is a Bell Curve so you can visualize where 3.866 is on a bell curve.

We used three different distribution tables, and we will give you the 3.866 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 3.866 Z score is displayed here:

0.499944682531305
= 49.9945%

Cumulative
This gives you the probability of the area below the Z Score. The cumulative probability and percentile for a 3.866 Z score is displayed here:

0.999944682531305
= 99.9945%

Complementary cumulative
This gives you the probability of the area above the Z Score. The complementary cumulative probability and percentile for a 3.866 Z Score is displayed here:

0.000055317468695
= 0.0055%

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 3.867
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.