In practice we can never determine the actual power value for a given experimental situation, because
A) the power curves are only hypothetical
B) is seldom exactly true
C) the assumptions underlying the test are rarely fulfilled
D) effect size is unknown

Question

In practice we can never determine the actual power value for a given experimental situation, because
A) the power curves are only hypothetical 
B) is seldom exactly true 
C) the assumptions underlying the test are rarely fulfilled 
D) effect size is unknown

Quizplus · Accepted Answer

The Answer of In practice we can never determine the actual power value for a given experimental situation, because
A) the power curves are only hypothetical 
B) is seldom exactly true 
C) the assumptions underlying the test are rarely fulfilled 
D) effect size is unknown

In Practice We Can Never Determine the Actual Power Value