Solve by a method of your choice. A medical researcher needs 4 people to test the effectiveness of an experimental drug. If 12 people have volunteered for the test, in how many ways can 4 people be selected?

Solve by a method of your choice. A medical researcher needs 4 people to test the effectiveness of an experimental drug. If 12 people have volunteered for the test, in how many ways can 4 people be selected?

Holt Mcdougal Larson Pre-algebra: Student Edition 2012

1st Edition

ISBN:9780547587776

Author:HOLT MCDOUGAL

Publisher:HOLT MCDOUGAL

Chapter6: Ratio, Proportion, And Probability

Section6.8: The Multiplication Principle

Problem 2E

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Question

Solve by a method of your choice.

A medical researcher needs

people to test the effectiveness of an experimental drug. If

people have volunteered for the test, in how many ways can

people be selected?

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