13. A supplier delivers an order for 30 electric toothbrushes to a store. By accident, three of the electric toothbrushes are defective. What is the probability that the first three electric toothbrushes

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter10: Sequences, Series, And Probability
Section10.8: Probability
Problem 31E
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13. A supplier delivers an order for 30 electric toothbrushes to a store. By accident, three of the
electric toothbrushes are defective. What is the probability that the first three electric toothbrushes
sold will be returned because they are defective?
Transcribed Image Text:13. A supplier delivers an order for 30 electric toothbrushes to a store. By accident, three of the electric toothbrushes are defective. What is the probability that the first three electric toothbrushes sold will be returned because they are defective?
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