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Originally Posted by durtyharry
I think what gets confused here is the statistics that are given. ie the claim in QLD that only 3% ? of fatals were due to speed and the message of the TAC that exceeding the limit by 10km/h(not sure if they are talking 60km/h or 100km/h) doubles your risk of an accident.
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the QLD stat probably says deaths due to exceeding the posted limit. the other stats say its 20-40%, but thats because they are saying deaths with speed as a factor, not necessarily the cause, and not necessarily over the speed limit. actually, those 20-40% of speed-related crashes, 80% of those are BELOW the limit. but that doesnt sell the lie, so the obfuscation continues...
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Most of us have a very low probability of being involved in an accident, perhaps say 1/30 for any year, or one accident per 30 years. According to the TAC if you regularly exceed the speed limit by 10km/h you double your chances to one accident every 15 years.
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Its far lower than that. The crash rate is around 0.75 deaths per 100 million kms. If you do 25000km/year, that's 1 death every 4000 years. Or, if you drive for around 60 years, a 1.5% chance of a fatal crash in your lifetime.