MathGroup Archive 2004

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RE: Count


Paolo,

Here are two methods.

test = Table[Random[Real, {0, 6}], {50}];

Count[test, x_ /; 1 <= x <= 3]
21

Length[Select[test, 1 <= # <= 3 &]]
21

David Park
djmp at earthlink.net
http://home.earthlink.net/~djmp/




-----Original Message-----
From: paolo [mailto:tarpanelli at libero.it]
To: mathgroup at smc.vnet.net
Subject: [mg47344] [mg47330] Count


if i have a time serie, how can i Count the elements of this time serie that
are within a defined range
Example:

x={1,1.023,1.056,2.45,5.67,....}

how can i Count the elements inside the range (1,3)?

thanks

Paolo


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