10. A social worker wants to test (at a = 0.05) whether the average body mass index (BMI) of the students under feeding program is different from 8.2 kg. State the alternative hypothesis. A. Ho: u = 18 B. Ho: ul # 18 C. Ha: u # 18 11. Based on #10, state the conclusion when null hypothesis is rejected. A. Ho: ul = 18 B. Ho: H # 18 C. Ha: H # 18 12. Based on #10, state the conclusion when null hypothesis is not rejected. A. Ho: u = 18 B. Ho: u # 18 C. Ha: u # 18 13. Non rejection region is also known as A. Acceptance region B. non-acceptance region C. shaded region 14. Which of the following is an NOT acceptable value for committing a type I error? A. 99% B. 10% C. 1% 15. Which of the following is an acceptable value for power of a test? A. 99% B. 10% C. 1%