1) In Cox regression, dependent variable a. could be any continuous variable b. could be a count variable c. time to event would be the only dependent variable d. All of the abovee. None of the above 2) In cox regression, suppose gender is a covariate which has two labels 1=male and 2=female. Gender coefficient estimate is - 531. Parameter estimates can be explained a. Odds ratio b. Hazard ratio c. Both can be used d. None can be used 3) Cox Proportional hazard regression is a a. semi parametric regression b. specifically used parametric regression c. Nonparametric regression d. all of the above e. None of the above 4) If time to bankruptcy is the dependent variable, then cox regression can be used as predictive model a. True b. False 5) In all survival analysis such as survival of a cancer patient or survival of a financial institution from bankruptcy, cox model could be used as a predictive model a. True b. False