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Penny Poodle wanted to know which dog obedience training program was more effective: Puppy Pride, the approach she has been using for any years, or Doggie Do-Right, a new approach. Penny convinced 50 human companions of untrained dogs to participate in her study. The dogs and their humans were randomly assigned to complete the Puppy Pride or Doggie Do-Right course

User Ziker
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1 Answer

23 votes
23 votes

you forgot the question

User Olibiaz
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