Quote:
Originally Posted by ChrisSlicks
The stop watch method is subject to human error, but the error has to be significant to throw it off. At 60 mph you are covering a 1/4 mile every 15 seconds, at 90 mph you'll do it in 10. They might be off by 0.1 to 0.3 seconds due to parallax error or reflexes.
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Interesting stuff, thank you for the info. I think my friend is going to appeal it and ask the troopers for evidence of his clocked rate of speed.