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Jacob Cohen (April 20, 1923 – January 20, 1998) was an American psychologist and statistician best known for his work on statistical power and effect size, which helped to lay foundations for current statistical meta-analysis and the methods of estimation statistics. He gave his name to such measures as Cohen's kappa, Cohen's d, and Cohen's h.

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  • جاكوب كوهن (أستاذ جامعي) (ar)
  • Jacob Cohen (Psychologe) (de)
  • Jacob Cohen (statisticien) (fr)
  • Jacob Cohen (statistician) (en)
  • Jacob Cohen (pl)
  • Jacob Cohen (pt)
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  • جاكوب كوهن (بالإنجليزية: Jacob Cohen)‏ هو إحصائي وعالم نفس أمريكي، ولد في 20 أبريل 1923، وتوفي في 20 يناير 1998. (ar)
  • Jacob Cohen (* 1923; † 20. Januar 1998) war ein US-amerikanischer Psychologe und Hochschullehrer. Er leistete einen entscheidenden Beitrag zur Statistik in den Verhaltenswissenschaften. Eine der am häufigsten verwendeten Maßzahlen für die Effektstärke, Cohens d, geht auf ihn zurück. Auch die verbreitete Maßzahl für diagnostische Übereinstimmung, Cohens Kappa, wurde unter anderem von ihm eingeführt. (de)
  • Jacob Cohen (April 20, 1923 – January 20, 1998) was an American psychologist and statistician best known for his work on statistical power and effect size, which helped to lay foundations for current statistical meta-analysis and the methods of estimation statistics. He gave his name to such measures as Cohen's kappa, Cohen's d, and Cohen's h. (en)
  • Jacob Cohen (20 avril 1923 – 20 janvier 1998) était un statisticien américain et psychologue. Il est connu pour son travail sur la puissance statistique et sur la taille d'effet qui a contribué à jeter les bases d'une méta-analyse statistique actuelle et les méthodes statistiques d'estimation. Il a donné son nom au Kappa de Cohen et d de Cohen. Il a obtenu son doctorat en psychologie clinique à l'université de New York en 1950. Entre 1959 et sa retraite en 1993, il a travaillé dans le département de psychologie de cette université. Il a été à la tête du groupe de psychologie quantitative. (fr)
  • Jacob Cohen (ur. 1923, zm. 1998) – amerykański statystyk i psycholog. Opracował jedną z miar wielkości efektu tzw. d Cohena, a także współczynnik rzetelności Kappa Cohena. (pl)
  • Jacob Cohen (20 de abril de 1923 - 20 de janeiro de 1998) foi um psicólogo e estatístico norte-americano mais conhecido por seu trabalho sobre potência estatística e tamanho do efeito, que ajudou a estabelecer as bases para a meta-análise estatística atual e os métodos da estimativa estatística. Ele deu seu nome a medidas como kappa de Cohen, d de Cohen e h de Cohen. (pt)
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  • Jacob Cohen (en)
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  • Jacob Cohen (en)
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