Finite Math and Applied Calculus (6th Edition)

Published by Brooks Cole
ISBN 10: 1133607705
ISBN 13: 978-1-13360-770-0

Chapter 7 - Section 7.1 - Sample Spaces and Events - Exercises - Page 456: 33


$E\cup I^{\prime}$

Work Step by Step

$E\cap F$ represents the event that both $E$ and $F$ occur. $E\cup F$ represents the event that $E$ occurs or $F$ occurs (or both)$\\\\$ The complement of $E,\ E^{\prime}$ represents the event that $E$ does not occur. W: you will use the book's Website tonight,$\\\\$ I: your math grade will improve, $\\\\$ E: you will use the Website every night$.\\\\$ ----------- $($you will use the Website every night$) $ OR (your math grade will not improve) (E occurs) OR (I does not occur) $\rightarrow$ $\mathrm{E}\cup I^{\prime}$
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