The alternative hypothesis for a two-tailed independent-groups t-test states that A)H₀: $\mu$₁ $\neq$ $\mu$₂. B)H₀: $\mu$₁ = $\mu$₂. C)H_a: $\mu$₁$\neq$ $\mu$₂. D)H_a: $\mu$₁ = $\mu$₂.

Question

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The alternative hypothesis (H_a) for a two-tailed test states that there is a difference between the two group means, which is represented by the inequality (≠) sign.

The Alternative Hypothesis for a Two-Tailed Independent-Groups T-Test States That μ\muμ

The Alternative Hypothesis for a Two-Tailed Independent-Groups T-Test States That $\mu$