Z Score -0.257

We looked up the Z Score for -0.257 in our Normal Distribution Tables with Z Scores so you don't have to!

First, note that a Z Score of -0.257 means that your statistic is -0.257 standard deviation to the left of the mean on a bell curve. Here is a Bell Curve so you can visualize where -0.257 is on a bell curve.

We used three different distribution tables, and we will give you the -0.257 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 -0.257 Z score is displayed here:

0.101410613463884
= 10.1411%

Cumulative
This gives you the probability of the area below the Z Score. The cumulative probability and percentile for a -0.257 Z score is displayed here:

0.398589386536116
= 39.8589%

Complementary cumulative
This gives you the probability of the area above the Z Score. The complementary cumulative probability and percentile for a -0.257 Z Score is displayed here:

0.601410613463884
= 60.1411%

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 -0.256
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.