The null 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

Quizplus · Accepted Answer

The null hypothesis for a two-tailed independent-groups t-test states that the means of the two groups being compared are equal. Therefore, option B correctly presents the null hypothesis in the form of an equation with equal signs. Options A, C, and D do not correctly present the null hypothesis in this specific format.

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

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