Mathematics, 15.01.2020 03:31 gracekerleyy
Before a new variety of frozen muffins is put on the market, it is subjected to extensive taste testing. people are asked to taste the new muffin and a competing brand and to say which they prefer. both muffinsare unidentified in this test. is this an experimental study, an observational study, or a sample survey?
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Before a new variety of frozen muffins is put on the market, it is subjected to extensive taste test...
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