A hypothesis test is a "two-tailed" if the alternative hypothesis contains a _______ sign.?

A hypothesis test is a "two-tailed" if the alternative hypothesis contains a _______ sign.











a. +





b. %26gt;





c. 鈮?br>




d. %26lt;|||c. 鈮?br>




[ right tail would be b. %26gt;]


[left tail would be d. %26lt;]|||The answer is c. Well, I am not quite sure though. :D It would be better if you'd check my source. :)