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Type: Multiple-Choice
Category: Scientific Method
Level: Grade 12
Author: Maddy224
Last Modified: a year ago

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Scientific Method Question

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Grade 12 Scientific Method

A researcher wants to do a procedure where neither the research assistants or the participants knows which group is being treated. Which procedure would the researcher use?
  1. placebo effect
  2. double-blind
  3. blind
  4. independent variable
  5. confounding variable
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