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​ Lack of control seems to be the critical factor involved in _____, while lack of predictability is the critical factor involved in _____.

​ Exposure and response prevention therapy for the treatment of obsessive-compulsive disorder involves prolonged exposure to the anxiety-arousing event while _____ in the _____ behavior pattern that reduces the anxiety.

An epidemiologist wants to investigate the research question, “How does vaping affect the risk of chronic bronchitis among teenagers?” What study design would provide the strongest answer to this research question, keeping ethical limitations in mind? 

True or False: One of the 4 V’s used to describe big data is Verify.

A cohort study evaluating the association between fruit consumption and lung cancer incidence among adults in California finds a relative risk of 0.42 with a 95% confidence interval of (0.23, 1.05). Which of the following is true of this finding? 

Using the same 2 x 2 table as the previous question, what is the attributable risk difference among those who did not get the flu vaccine expressed per 100 people?

The graph shows polio incidence between 1985 and 2016. What type of time variable is this an example of?  

In order to study the characteristics of a rare tick-borne disease among Wisconsin residents, a research group at UW-Madison is collecting reports describing individual cases of the disease that have occurred from 1990 to 2019. This is an example of what type of descriptive study?  

True or False: The variable of race/ethnicity arbitrarily categorizes individuals within a population based on physical traits and lacks genetic basis.

Using the Kaplan Meier curve, what is the median survival time in the studied population?