Which is the predictor variable (X) and which is the criterion variable (Y) for each of the following examples? A researcher tests whether the size of an audience can predict the number of mistakes a student makes during a classroom presentation. A military officer tests whether the duration of an overseas tour can predict the morale among troops overseas. A social psychologist tests whether the size of a toy in cereal boxes can predict preferences for that cereal.

MATLAB: An Introduction with Applications
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Chapter1: Starting With Matlab
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Which is the predictor variable (X) and which is the criterion variable (Y) for each of the following examples?

  1. A researcher tests whether the size of an audience can predict the number of mistakes a student makes during a classroom presentation.
  2. A military officer tests whether the duration of an overseas tour can predict the morale among troops overseas.
  3. A social psychologist tests whether the size of a toy in cereal boxes can predict preferences for that cereal. 
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