Here is me analyzing Marisa's data...

wking$ cc_analyze.py -b `cc_bump_analyze.py -ct 20090108_tweak.bump` -t `cc_T_analyze.py -ct 20090108_tweak.temps` -v `cc_vib_analyze.py -ct 20090108_tweak.vibs ` --verbose
Variable (units)              : mean +/- std. dev. (relative error)
Cantilever k (N/m)            : 0.00527763 +/- 0.000128526 (0.024353)
photoSensitivity**2 (V/nm)**2 : 0.000347902 +/- 3.6103e-06 (0.0103774)
T (K)                         : 22 +/- 0 (0)
1/Vphoto**2 (1/V)**2          : 49943.1 +/- 1100.31 (0.0220313)