In an experiment to test a new drug’s effectiveness, one group is given a larger dosage than is typically prescribed, and a seco
nd group is given a smaller dosage than is typically prescribed. Then, the results of the groups are compared to each other. What is missing that would improve this scientific design?
<span>One group is given a larger dosage than is typically prescribed. A second group is given a smaller dosage than is typically prescribed Then results of the groups are compared to each other.
The thing that is missing in this experimental design is a third group who are tested with the typical dosage.</span>
