Which of the following is correct regarding means that fall within the region of rejection when the critical values are ?
A)It is likely they represent the population under study.
B)They have a high relative frequency.
C)They occur with a probability of 95%.
D)They occur with a probability of 5%.

Question

Which of the following is correct regarding means that fall within the region of rejection when the critical values are  ?
A)It is likely they represent the population under study. 
B)They have a high relative frequency. 
C)They occur with a probability of 95%. 
D)They occur with a probability of 5%.

Quizplus · Accepted Answer

The critical values indicate that the region of rejection has a probability of 5%. Therefore, any means that fall within this region have a probability of 5% or lower of occurring by chance. This means that they are unlikely to represent the population under study and are most likely due to random sampling variability.

Which of the Following Is Correct Regarding Means That Fall