Barbie’s Z scores

I came upon this terrible (pink) graph the other day, that was composed by Rehabs.com to point out the physiological extremes of a Barbie doll (along with the possibly fatal impact this “ideal” may have on young girls). As for the many statistical flaws of that graphs, pick your favourite between turning the control group into its mean without a spread, the use of histogram bars to translate a distance from the mean with the added (tail) probability, the confusion between the probability to be even more extreme and to be “equivalent”…

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