The mean difference is 84 − 76 = 8. The pooled standard deviation is √[(6² + 8²)/2] = √[(36 + 64)/2] = √50 ≈ 7.07. The difference in means is 8, so it is 8 / 7.07 ≈ 1.13 standard deviations.

Thu, 30 Apr 2026 02:30:10 +0000

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