Dr. Mottle's experiment includes randomizing subjects to a group that gets a needle -stick or to a group that gets a "fake" needle-stick
Differentiate experimental group from control group.
What is the role of the placebo in experimental design? Give another example of use of a placebo.
What will be an ideal response?
Experimental group receives the active intervention, the control group receives no intervention or an inactive intervention such as a placebo. A placebo is an inactive substitute for a true intervention. It is sometimes called a sugar pill, but can be something other than a pill. For example a researcher could use a "fake" camera for a
placebo and a real camera in the experimental group.
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A set of beliefs about what should be taken for granted and what needs to be investigated, about what sorts of forces are most important in the world, and about what assumptions should begin the analysis is called a _____
a. paradigm b. level of analysis c. theory d. postulate
The Affordable Care Act designed what group to review levels of payments to physicians in order to find means of controlling these payments?
A. accountable care organization B. Center for Medicare and Medicaid Services C. State Payment Exchange Boards D. Independent Payment Advisory Boards