Following are few statements with reference to Biostatistics. Choose the statement/s which are incorrect.
(A). Type II error : α - error
(B). Type I error : β - error
(C). Correct null hypothesis is rejected in β - error
(D). Wrong null hypothesis is accepted in α - error
Choose the correct option from the options given below:
1
(A) and (B) only.
2
(A), (B) and (C) only.
3
(A), (B), (C) and (D).
4
(B), (C) and (D) only.