In Using the T-Test to Compare the Means of Two $\mu$

Multiple Choice

In using the t-test to compare the means of two groups, the alternative hypothesis is typically stated as ____.

A) $\mu$ _{1 ¹} $\mu$ ₂
B) $\mu$ _{1 =} $\mu$ ₂
C) $\mu$ _{1 -} $\mu$ ₂ = 2
D) $\mu$ _{1 +} $\mu$ ₂ = 1