dose	doseN	Response	Stdev	N
2.6	0	1	0.5	229
4.5	1.9	1.1	0.227040816	262
7.7	5.1	0.99	0.278061224	214
16.8	14.2	1.54	0.380102041	297
24.1	21.5	2.25	0.515306122	428
