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A humor piece published in a reputable medical journal notes that people can t tell...

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A humor piece published in a reputable medical journal notes that people can t tell for sure whether parachutes are safe and effective because there has never been a properly randomized double blind placebo controlled study of parachute effectiveness in skydiving Suppose a researcher were designing such a study Complete parts a through h below a What is the factor in this experiment OA Jumping with or without a parachute OB The parachutes OC The skydivers OD How the parachutes are distributed to the skydivers b What experimental units should be used OA Airplanes B Different brands of parachutes OC The research team Romaining 02 08 09 Next

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