Using your knowledge of psychological research, write a two-to-four page (6001200word) paper in…

Using your knowledge of psychological research, write a two-to-four page (6001200word) paper in which you answer the following questions. Your paper will be worth 100 points. Papers should be typed, double-spaced, and free from errors in spelling, grammar, and punctuation.(10pointspossible)2. What was the independent variable in the study? (10pointspossible)3. What was the dependent variable in the study? (10pointspossible)4. Why was it important that Professor Liu randomly chose the sample? (10pointspossible)5. Why was it important that Professor Liu randomly assigned participants to groups? (10pointspossible)6. How did Professor Liu operationally define the dependent variable in the study? (15pointspossible)7. Discuss any potential ethical considerations for this research. (10pointspossible)8. Redesign this study: how would you research this question? (15pointspossible)9. Mechanics (free from spelling, punctuation, and grammar errors; correct length and spacing used). (10pointspossible)