Question 2Multiple Choice Worth 4 points) (02 02 MC)
A vet wants to determine which of two brands of flea treatment is best for the cats in the shelter. Before using one of the flea treatments on all the
cats, the vet decides to conduct an experiment using 32 individual cats Which of the following two plans for randomly assigning the treatments
should the vet use? Explain
Plan A: Choose the 16 cats that are most riddled with fleas Apply Brand M to all 16 of those cats, Apply Brand N to the remaining 16 cats:
Plan B: Choose 16 of the 32 cats at random. Apply Brand M to those 16 cats and Brand N to the remaining 16 cats.
O PlansA and B are equivalent because they both follow experimental design
O PlansA and B are both poorly designed because there are not enough cats to test.
O PlanA, because the cats that have the most fleas need the flea treatment the most and should be treated first
O Plan B, because the sample of cats is randomly chosen
O The plans cannot be evaluated from the information given
Question 1 (Answered)
O
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