A powder diet is tested on 64 people and a liquid diet is tested on 49 different people. Of interest is whether the liquid diet yields a higher mean weight loss than the powder diet. The powder diet group had a mean weight loss of 42 pounds with a standard deviation of 12 pounds. The liquid diet group had a mean weight loss of 45 pounds with a standard deviation of 14 pounds. 1. Information given: 2. The test is about the difference of proportion / Means 3. Which distribution you will use. 4. Hypothesis: 5. Tail one I two, Right I left , graph critical region. 6. Find P-value, compare with Alpha 7. Conclusion