In using the t-test to compare the means of two groups,the alternative hypothesis is typically stated as:
A) $ \mu_{1 \neq \mu_{2}} $
B) $ \mu_{1}=\mu_{2} $
C) $ \mu_{1}-\mu_{2}=2 $
D) $ \mu_{1}+\mu_{2}=1 $

Question

Quizplus · Accepted Answer

The alternative hypothesis in a t-test is that the means of the two groups are not equal, represented as $ \mu_{1} \neq \mu_{2} $.

In Using the T-Test to Compare the Means of Two μ1≠μ2 \mu_{1 \neq \mu_{2}} μ1=μ2​​

In Using the T-Test to Compare the Means of Two $\mu_{1 \neq \mu_{2}}$