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  1. K

    Cohens-d coefficient with pooled standard deviations

    there are two different calculators. One in excel that the teacher created himself and the other one online, that I've been using
  2. K

    Cohens-d coefficient with pooled standard deviations

    Hi guys. I need help...My answer was 0.33. However, my teachers said it's 0.35. Who was right? The problem is below: Calculate Cohens-d. Use effect size calculator. Do not round the coefficient when entering into the calculator. Report to two decimals.