A test is said to be most powerful test of size α, if________?
AAmong all other test of size α or greater it has the largest β
BAmong all other test of size α or greater it has the smallest power
CAmong all other test of size α or less it has the largest power
DAmong all other test of size α or greater it has the largest 1 – α
Correct answer
C. Among all other test of size α or less it has the largest power
Explanation
The correct answer is Among all other test of size α or less it has the largest power.