Exercise 12.5: (Criminal Trial): Generally, the basic principles are that the court assumes fundamentally the suspect is innocent, but the prosecutor must prove the guilt of defendant. The criminal trial in fact could be viewed from Hypothesis Test with Ho: The defendant is innocent H A: The defendant committed the crime The conclusion is either (1) the defendant did not commit the crime (Accept H0 or Fail to Reject Ho) and let him/her go free, or (2) the defendant committed the crime (Reject Ho) and he/she goes to jail. Which of the following is the type I error? Which is Type II error? a. Convicting an innocent person that is an innocent person goes to jail. b. Letting a guilty person goes free. Exercise 12.6: In the pregnancy test, the possible state of nature 1) the person is pregnant; 2) the person is not pregnant. a. What is the appropriate null hypothesis? b. What is the appropriate alternative hypothesis? HINT: HA contains the original state of nature (no change). The reason to conduct the hypothesis test is contained in HA. c. Which of the following is the type I error? Which is Type 11 error