Eric S Raymond
tlambert | December 18, 2009Eric Raymond (the one responsible for the botched analysis of the stolen CRU code) responds to my post on Essex and McKitrick's error in treating missing values as zeroes in a spreadsheet:
The error described is so stupid that I have trouble believing a statistician actually made it. Whether McKittrick understood thermodynamics or not is red herring; even somebody with my non-specialist knowledge of statistics alone would have known better, let alone a pro like him. The most plausible theory I can think of is that the spreadsheet was expressing temperatures as deviation from mean, that the "…
tlambert | December 1, 2009David Kane asks me to look at two of the strongest arguments made by the "other side" following the break in and theft of data from CRU. OK, once he sees how weak the strongest arguments are, we can all agree that the affair is a beat up.
Today I'll look at Eric Raymond's alleged "siege cannon with the barrel still hot":
From the CRU code file osborn-tree6/briffa_sep98_d.pro , used to prepare a graph purported to be of Northern Hemisphere temperatures and reconstructions.
;
; Apply a VERY ARTIFICAL correction for decline!!
;
yrloc=[1400,findgen(19)*5.+1904]
valadj=[0.,0.,0.,0.,0.,-0.1,-0.25…