Question: Answer the following questions for these two articles: Li, Li et al. Association Between Changes in Social Distancing Policies in Ohio and Traffic Volume and

Answer the following questions for these two articles:

Li, Li et al. "Association Between Changes in Social Distancing Policies in Ohio and Traffic Volume and Injuries, January Through July 2020." JAMA: the journal of the American Medical Association. 325.10 (2021): n. pag. Web. Leffler, Christopher T et al. "Association of Country-wide Coronavirus Mortality with Demographics, Testing, Lockdowns, and Public Wearing of Masks." The American journal of tropical medicine and hygiene vol. 103,6 (2020): 2400-2411. doi:10.4269/ajtmh.20-1015

What is one independent variable? What is the dependent variable?

If there is more than one independent variable, what argument does the researcher make that these variables are independent of one another?

Which of the two studies seems to present the least convincing evidence that the dependent variable is predicted by the independent variable? Why?

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