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ygtuitui ygtuitui
wrote...
Posts: 670
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6 years ago
The precision of a research design can be increased by:
 
  A) Increasing variability associated with extraneous variables
  B) Decreasing variability associated with extraneous variables
  C) Holding variability associated with the independent variable constant
  D) None of the above
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wrote...
6 years ago
B
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