For Tind, H0 $\bar { X } _ { 1 } = \bar { X } _ { 2 }$

Multiple Choice

For tind, H0.

A) corresponds to the situation where the independent variable has an effect
B) is given by $\bar { X } _ { 1 } = \bar { X } _ { 2 }$
C) is given by $\mu _ { 1 } \neq \mu _ { 2 }$
D) corresponds to the situation where the independent variable has no effect