Question 9: Which of the following statements is/are true about Type-1 and Type-2 errors? 1. Type-1 error occurs when the prediction is different from the actual case 2. Type-1 error occurs when we fail to reject the null hypothesis while the actual case is negative 3. Type-2 error occurs when we reject the null hypothesis while the actual case is positive A. Only 1 B. Only 2 C. 1 and 2 D. 2 and 3 E. None of the above