Questions to Be Graded EXERCISE 15 Name: Class: Date: Follow your instructor's directions to submit your answers to the following questions for grading. Your instructor may ask you to write your answers below and submit them as a hard copy for grading. Alternatively, your instructor may ask you to submit your answers online. 1. What are the assumptions for multiple linear regression? 2. Was multiple regression analysis the appropriate analysis technique to conduct in the Franck et al. (2014) study? Provide a rationale for your answer. 3. Was the independent variable length of hospital stay significantly correlated with the dependent variable parental PTSS? Provide a rationale for your answer. 4. Was the independent variable depression significantly correlated with parental PTSS in this study? Provide a rationale for your