Variation is the spice of life. Focus on "Cycle-to-cycle variability of neuromuscular activity in Aplysia feeding behavior".


Most of us prefer small standard deviations in our experiments. This preference presumably has two sources. First, we were trained as undergraduates using examples with one answer (the Km of an enzyme), and large standard deviations reflected experimental errors. Second, more subtle and more pernicious, is a tendency to think that the message is the mean… (More)


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