Human traits are distributed along bell curves: You need to know yourself, and HCE can help

Most human traits (e.g., body fat percentage, blood pressure, propensity toward… read more » Human traits are distributed along bell curves: You need to know yourself, and HCE can help

Standard deviation is not the same as range of variation

Often research results are expressed in means and standard deviations. For exam… read more » Standard deviation is not the same as range of variation