Identify the variables of interest for each study. a. The Salk polio vaccine study b. A poll

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Identify the variables of interest for each study. 

a. The Salk polio vaccine study 

b. A poll in which college students are asked if they commute or live on campus.

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Statistical Reasoning For Everyday Life

ISBN: 9780321904645

4th International Edition

Authors: Jeffrey Bennett, William L. Briggs, Mario F. Triola

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