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Unread 20-05-2016, 21:42
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AKA: Chris Bale
FRC #5712 (Gray Matter)
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Re: pic: Histogram of # years active for teams that have dropped out

Quote:
Originally Posted by GeeTwo View Post
Yes. Based on the (invalid) assumption that teams don't revive, the "mortality rate" between years 1 and 2 is 13-14%. (I used the data posted in the sustainability thread.) A bit of curve fitting indicates that the mortality rate declines by about 15% of its value each year. After year 9 there's a lot of scatter in the data, but the trend still looks good.
The results I got were similar, though the averages take into account older teams which plays with the values some.
The overall trend looks about like what you're describing though:

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