Encyclopedia > Probability vector

  Article Content

Probability vector

In mathematics and statistics, a Probability Vector is a vector with non-negative entries which add up to one.

Here are examples of a probability vector:

x0 = <math>

  \begin{bmatrix}
    .5 \\
    .25 \\
    .25
  \end{bmatrix}
</math>

x1 = <math>

  \begin{bmatrix}
    0 \\
    1 \\
    0
  \end{bmatrix}
</math>

x2 = <math>

  \begin{bmatrix}
    .65 \\
    .35
  \end{bmatrix}
</math>



All Wikipedia text is available under the terms of the GNU Free Documentation License

 
  Search Encyclopedia

Search over one million articles, find something about almost anything!
 
 
  
  Featured Article
Westhampton Beach, New York

... a total area of 7.7 km² (3.0 mi²). 7.5 km² (2.9 mi²) of it is land and 0.2 km² (0.1 mi²) of it is water. The total area is 2.35% water. ...

 
 
 
This page was created in 24.9 ms