About Random variable
"A random variable can be thought of as an unknown value that may change every time it is inspected."
--Wikipedia
t<1.1.2010: Digital IXUS 50
1.1.2010<t<1.9.2010: PowerShot SX200 IS
1.9.2010<t: Nikon D90
"A random variable can be thought of as an unknown value that may change every time it is inspected."
--Wikipedia
t<1.1.2010: Digital IXUS 50
1.1.2010<t<1.9.2010: PowerShot SX200 IS
1.9.2010<t: Nikon D90
Based in Finland
Signed up on 10 September 2009
First entry 11 September 2009
Last entry 28 February 2012
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