Consider the following about hypothesis testing:
(A) α, the probability of type I error is also called as the size of the critical region.
(B) (1 – β) where p is the type II error, is called as the power function of the test hypothesis against the alternative hypothesis.
(C) In quality control terminology, α and β are termed as producer's risk and consumer's risk respectively.
Which one of the following options is correct?
1
(A) and (B) are true.
2
(B) and (C) are true.
3
(A) and (C) are true.
4
(A), (B) and (C) are true.