If the null hypothesis is really false, which of these statements characterizes a situation where the value of the test statistic falls in the rejection region? (1) The decision is correct. (2) A type...

If the null hypothesis is really false, which of these statements characterizes a situation where the value of the test statistic falls in the rejection region?

(1) The decision is correct.

(2) A type I error has been committed.

(3) A type II error has been committed.

(4) Insufficient information has been given to make a decision.

(5) None of the above is correct.