Digit span is a true ratio scale, quick to give, and a good predictor of general intelligence. Low if any cultural bias, high implications.
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Replying to @JamesPsychol
@JamesPsychol the pirahã might have some problems with it: http://en.wikipedia.org/wiki/Pirah%C3%A3_language#Numerals_and_grammatical_number … (~_^)2 replies 0 retweets 1 like -
Replying to @JamesPsychol
@JamesPsychol i didn't realize that there are only ca. 420 of them left. =(1 reply 0 retweets 0 likes
Replying to @JamesPsychol
@JamesPsychol ooooo! (~_^)
12:17 PM - 4 Mar 2014
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