More recently I've seen more discussion of observational power. That's related to bayesian probability. If someone said they fed a 3 month old mouse a 0.1 mg d

More recently I've seen more discussion of observational power. That's related to bayesian probability. If someone said they fed a 3 month old mouse a 0.1 mg dose of Chemical X and it died immediately. Hard to argue that sample size of 1 means the result is worthless anecdote. The observability is pretty good.