In a report by ABC News, the headlines read City Living Increases Men's Death Risk The headlines were based on a study of 3,617 adults who lived in the United States and were more than 25 years old. One researcher said, Elevated levels of tumor deaths suggest the influence of physical, chemical and biological exposures in urban areas Living in cities also involves potentially stressful levels of noise, sensory stimulation and overload, interpersonal relations and conflict, and vigilance against hazards ranging from crime to accidents.. What was a potential confounding variable?
a. Living in an urban environment (or not)
b. Gender (male or female)
c. Death
d. General physical health
Question 2
In a report by ABC News, the headlines read City Living Increases Men's Death Risk The headlines were based on a study of 3,617 adults who lived in the United States and were more than 25 years old. One researcher said, Elevated levels of tumor deaths suggest the influence of physical, chemical and biological exposures in urban areas Living in cities also involves potentially stressful levels of noise, sensory stimulation and overload, interpersonal relations and conflict, and vigilance against hazards ranging from crime to accidents.. What was the explanatory variable?
a. Living in an urban environment (or not)
b. Gender (male or female)
c. Death
d. General physical health
Death Valley
Functional MRI Scans These scans of human brains show localized average increases in neural activity
Timothy O'Sullivan (negative) and Alexander Gardner (print), A Harvest of Death, Gettysburg, ...
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