The R output below shows:





a. A model that predicts quality of life after surgery from the variables

Surgery, Base_QoL and the intercept, with intercepts varying across

clinics.

b. A model that predicts post?surgery quality of life from only the

intercept but also allows intercepts to vary across clinics.

c. The summary of the model that contains both random slopes and

intercepts.

d. A baseline model that includes only the intercept.


b. A model that predicts post?surgery quality of life from only the
intercept but also allows intercepts to vary across clinics.

Education

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