Public Health

Investigators interested in the effects of nutrition on wound healing

Investigators interested in the effects of nutrition on wound healing randomly assigned patients recovering from burn injuries to two groups. One group received protein supplements and the second group did not. The random assignment was used to: A. eliminate the systematic influence of any other variable. B. provide a control for earlier nutritional status. C. […]

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Date: October 9th, 2020

In the above example, the investigators measured the amount of wound g

In the above example, the investigators measured the amount of wound granulation, the number of wound infections, and the extent of the burn injury area. What finding would be most important to the researchers in relation to successful random assignment? A. The supplement groups had greater granulation than the control group. B. Both groups had […]

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Date: October 9th, 2020