jvstintyler jvstintyler
  • 27-06-2017
  • Mathematics
contestada

Can someone help me please? Students ask every 5th person to board the train what their favorite color is. Which type of study method is described in each situation? A. controlled experiment B. survey C. observational study D. None of the above.

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wikk
wikk wikk
  • 27-06-2017
I think it would be B because they are asking the students their opinions.
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