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1. One hundred lab rats were used in a controlled study to determine the effect of aspirin on the frequency of heart attacks. Fifty rats were each given a daily injection containing 40 mg of aspirin for
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1.

One hundred lab rats were used in a controlled study to determine the effect of aspirin on the frequency of heart
attacks. Fifty rats were each given a daily injection containing 40 mg of aspirin for a period of 1 year. On a daily
basis, each of the other 50 rats would most likely receive an

User Mohamed El Mahallawy
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1 Answer

3 votes

Answer:

The other 50 would probably not receive aspirin because you need a control group.

Step-by-step explanation:

User Chris Lynch
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