Algebra 1: Common Core (15th Edition)

Published by Prentice Hall
ISBN 10: 0133281140
ISBN 13: 978-0-13328-114-9

Chapter 12 - Data Analysis and Probability - Chapter Review - Page 790: 45



Work Step by Step

The events are dependent because the marbles are not replaced 3 of the 7 marbles are yellow: P(yellow)=$\frac{3}{7}$ 4 of the 6 remaining marbles are red: P(red after yellow)=$\frac{4}{6}$=$\frac{2}{3}$ P(yellow then red)=P(yellow) $\times$ P(red after yellow) P(yellow then red)=$\frac{3}{7}$ $\times$ $\frac{2}{3}$ P(yellow then red)=$\frac{2}{7}$
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