Date: Feb 3, 2013 9:37 PM
Author: William Elliot
Subject: Re: Percentage question

On Sun, 3 Feb 2013, Anonymous wrote:

> I heard that lie dector results are correct 53 to 47%.

You heard wrong. If you heard correctly, it could have been
"lie dector results are correct 47 to 53% of the time".

> Am I correct in saying that this means that there is a 3% chance of the
> test being right and a 97% chance of it being wrong?


No. It indicates that lie decetors results are right about half the time.