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Interim Report: No Proof Insurers Labeled Katrina Wind Claims as Flood

National News • August 16, 2007
A preliminary report from the federal government has found no evidence to support allegations that private insurers improperly shifted wind damage claims from Hurricane Katrina onto the federal ...

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Subject: RE: RE: RE: Sample was representative - maybe not

Posted On: August 16, 2007, 2:13 pm CDT
Posted By: Ratemaker
Comment:
The political polls always publish a sampling error - a "dumbed-down" term for a confidence interval - which is a function of the observed proportions and the number of observations.

From a couple of thousand observations (if properly and truly randomly selected), you can believe the results when the answers are about 20-80%. Take the results from 5-20% and 80-95% with a grain of salt, and answers more extreme than that need a lot more data to determine a true proportion.

From 98 observations, if zero instances of wind passed off as flood are observed, statistically it is strong evidence that if it happened, it was not a widespread practice. However, I cannot say with 95% confidence that the proportion of times this may have happened is less than 3% - which is still too high in my opinion.
Subject Posted By Posted On
It Happened - but you can't prove it - here's why.... New Orleans agent
Aug 16, 2007, 3:24 pm
RE: RE: RE: Sample was representative - maybe not Ratemaker
Aug 16, 2007, 2:13 pm
RE: RE: Sample was representative - maybe not Not a Stats Dude
Aug 16, 2007, 1:47 pm
RE: Sample was representative - maybe not Statistics Dude
Aug 16, 2007, 1:30 pm
Sample was representative Flood Guy
Aug 16, 2007, 1:01 pm
What was the sample size? Anon
Aug 16, 2007, 9:38 am
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