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jun 29, 1890 - New event
Description:
Pearson y Spearman. Psicólogos matemáticos. Situan las bases matemáticas para la Psicología Diferencial.
Added to timeline:
Instrumentos de Medición
By
Patty Muñoz
10 Dec 2018
0
0
776
Date:
jun 29, 1890
Now
~ 136 years ago
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