Question
A medical researcher needs 6 people to test the effectiveness of an experimental drug. If 13 people have volunteered for the test, in how many ways can 6 people be selected?
Step 1
In mathematics, a combination is a selection of items without considering the order. In this case, we are selecting 6 people out of 13, and the order in which they are selected does not matter. Show more…
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A medical researcher needs 6 people to test the effectiveness of an experimental drug. If 13 people have volunteered for the test, and how many ways can six people be selected?
Solve by the method of your choice. A medical researcher needs 6 people to test the effectiveness of an experimental drug. If 13 people have volunteered for the test, in how many ways can 6 people be selected?
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