Consider the following statements: (i) If a researcher fails to reject the null hypothesis, then the alternative hypothesis should be accepted. (ii) The significance level and the probability of a Type | error are equivalent. (ili) Increasing the probability of a Type | error by 1% decreases the probability of a Type ll error by 1% (iv) The critical region (or decision rule) of a test, indicates when to reject the alternative hypothesis. Which one of the following is true? O a. (i) and (iii) are true O b. (iii) is true O c. (ii) and (iv) are true O d. None of the suggested answers are correct O e. (i) and (ii) are true