Yousef2068 Yousef2068

24-05-2023
Mathematics

contestada

In testing for differences between the means of two independent populations, the null hypothesis is: H₀: μ₁ - μ₂ ≠ 0
H₀: μ₁ - μ₂ = 0
H₀: μ₁ - μ₂ > 0. H₀: μ₁ - μ₂ < 2.

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