Refer to Exercise 16.1. For each of the following situations, display the expected change in blood pressure

Question:

Refer to Exercise 16.1. For each of the following situations, display the expected change in blood pressure for each of the four treatments (three supplements and placebo) in terms of your model parameters.
a. The four treatment lines are not parallel.
b. The four treatment lines are parallel but do not coincide.
c. The four treatment lines coincide.