Charles Spearman Quote

Great as may be the potency of this [the experimental method], or of the preceding methods, there is yet another one so vital that, if lacking it, any study is thought by many authorities not to be scientific in the full sense of the word. This further and crucial method is that of measurement.


Psychology Down the Ages (Volume 1) (p. 89), Macmillan & Company Ltd. 1937


Great as may be the potency of this [the experimental method], or of the preceding methods, there is yet another one so vital that, if lacking it,...

Great as may be the potency of this [the experimental method], or of the preceding methods, there is yet another one so vital that, if lacking it,...

Great as may be the potency of this [the experimental method], or of the preceding methods, there is yet another one so vital that, if lacking it,...

Great as may be the potency of this [the experimental method], or of the preceding methods, there is yet another one so vital that, if lacking it,...