4. Do consumers prefer pizza from Pizza Hut or from Domino\'s? You want to desig

Question

4. Do consumers prefer pizza from Pizza Hut or from Domino's? You want to design a study to answer this question. The study designs you have in mind are blind tests, double-blind tests, and randomized experiments. Identify the correct statement with respect to the study. To make it a double-blind test, the subjects can be divided into two groups, each unaware of the brand of pizza they tasted To make it a randomized matched-pairs experiment, neither the subjects nor the individuals conducting the experiment should know which containers have which brand of pizza To make it a double-blind test, neither the subjects nor the individuals conducting the experiment should know which containers have which brand of the pizza.

Explanation / Answer

Ans:

Third option is correct.

To make it double blind test,neither the subjects nor the individuals conducting the experiment should know which containers have which brand of pizza.

(A double-blind study is one in which neither the participants nor the experimenters know who is receiving a particular treatment.)

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