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K3k33_L0v3tt K3k33_L0v3tt
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6 years ago
Yelena is researching the effect of volume on people's social interactions. She invites participants to play a card game that requires the cooperation of members of a group. There is music playing in the background.
 
  With each game, she adjusts the volume of the music. She keeps the lighting, the number of participants, and the length of the games the same. The volume of the music is the ________. a) independent variable
  b) experimental constant
  c) dependent variable
  d) random assignment
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anhdaoarsanhdaoars
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