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nc2012 nc2012
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6 years ago
When a researcher uses a table of random numbers to select a sample, the researcher closes both eyes and blindly points a finger to a number on the table, identifies the numbers closest to his or her finger, and then continues identifying numbers
 
  in which direction? 1. Up and down.
  2. Right and left.
  3. Diagonally.
  4. Any.
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jianhong9991jianhong9991
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6 years ago
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nc2012 Author
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6 years ago
Face with Cold Sweat Can you answer the others that I've posted too?
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