If There Are 3 Means to Be Compared, How Many $$\text { (such as } \bar { X } _ { 2 } \text { compared to } \bar { X } _ { 3 } \text { ) }$$

Multiple Choice

If there are 3 means to be compared, how many different comparisons $$\text { (such as } \bar { X } _ { 2 } \text { compared to } \bar { X } _ { 3 } \text { ) }$$ are possible?

A) 2
B) 3
C) 5
D) 6