Question: An important response variable in the experiment described in Exercise 9.21 must be (a) the amount of salt in the subjects diet. (b) which of

An important response variable in the experiment described in Exercise 9.21 must be

(a) the amount of salt in the subject’s diet.

(b) which of the four diets a subject is assigned to.

(c) change in blood pressure after 8 weeks on the assigned diet.

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