Normal Distribution

Set up

Normal distribution

Mathematica Summary

Normal distribution probabilities from z-scores.

In[2]:=

Table D-4 in the text says that the probability for z ≤ -2.58 is 0.0049. You get those numbers with these functions like this:

In[5]:=

Out[5]=

In[6]:=

Out[6]=

Using the Error Function (Erf) Instead

Excel, TI-83

Created by Mathematica (October 2, 2003)