to points] (13.1.3) Patients in this trial were drawn from two separate clinics. lepeat the analysis for Problem 11.1.1, allowing the effects of treatment (and, ossibly, time) to depend upon clinic. ) Is the effect of treatment the same in the two clinics? Present results to support your conclusion. i) Find a parsimonious model that describes the effects of clinic, treatment, and time, on the log odds that respiratory status is classified as good. For the model selected, give a clear interpretation of the estimated regression parameters for the final model selected. .n II-I-In-I