Dataset: Beagle_dextro_co.dat Source: E.K. Stiles, C. Palestrini, G. Beauchamp, D. Frank (2011). "Physiological and Behavioral Effects of Dextroamphetamine on Beagle Dogs," Journal of Veterinary Behavior, Vol. 6, pp. 328-326. Description: Crossover design with 2 treatments, 2 periods and 2 sequences with heart rate measurements on 12 beagles receiving both drug and treatment. Variables/Columns Dog ID 7-8 Sequence 16 /* 1=Placebo/Drug, 2=Drug/Placebo */ Treatment 24 /* 1=Drug 0=placebo */ Period 32 Heart-Rate Pre 37-40 Heart-Rate Post 45-48 Carryover 54-56 /* 0=Period 1 , +1 = Drug carryover, -1 = Placebo carryover