Lab-created diamonds can potentially increase diamond supply…
Lab-created diamonds can potentially increase diamond supply and reduce prices. The De Beers diamond consortium, which sells naturally mined diamonds, is interested in what people think about lab-created diamonds. One potential study would consist of having participants attempt to decide if diamonds are lab-created or natural. Each participant would come to the testing room and see the same set of 10 diamonds. The response variable would be the number of stones correctly identified as lab-created or natural. What type of study is this?
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