Percentile: Difference between revisions
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===Description=== | ===Description=== | ||
PERCENTILE finds the point in the data | PERCENTILE finds the point in the data <tt>x</tt> where the fraction <tt>y</tt> has lower values. | ||
PERCENTILE | PERCENTILE operates on the ''columns'' of <tt>x.</tt> | ||
==== | ====Inputs==== | ||
* '''x''' = ''M''x''N'' data array | * '''x''' = ''M''x''N'' data array | ||
* '''y''' = percentile, where 0<'''y'''<1. | * '''y''' = percentile, where 0<'''y'''<1. | ||
==== | ====Outputs==== | ||
* '''s''' = ''1'' by ''N'' vector of percentile points | * '''s''' = ''1'' by ''N'' vector of percentile points | ||
Latest revision as of 14:39, 10 October 2008
Purpose
Finds percentile point (similar to MEDIAN).
Synopsis
- s = percentile(x,y)
Description
PERCENTILE finds the point in the data x where the fraction y has lower values.
PERCENTILE operates on the columns of x.
Inputs
- x = MxN data array
- y = percentile, where 0<y<1.
Outputs
- s = 1 by N vector of percentile points