When Shana looked at the favorites list on her boyfriend's MP3 player, there were 12 songs she liked, 11 songs she'd heard but did not like, and 2 songs she hadn't heard. She let the MP3 player select a song at random. What is the probability that the selected song was one she liked or one she'd heard but did not like? Express your answer as a reduced fraction. The probability that the selected song was one Shana liked or one she'd heard but did not like is

When Shana looked at the favorites list on her boyfriend's MP3 player, there were 12 songs she liked, 11 songs she'd heard but did not like, and 2 songs she hadn't heard. She let the MP3 player select a song at random. What is the probability that the selected song was one she liked or one she'd heard but did not like? Express your answer as a reduced fraction. The probability that the selected song was one Shana liked or one she'd heard but did not like is

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

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Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.

Question

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When Shana looked at the favorites list on her boyfriend's MP3 player, there were 12 songs she liked, 11 songs she'd heard but
did not like, and 2 songs she hadn't heard. She let the MP3 player select a song at random. What is the probability that the
selected song was one she liked or one she'd heard but did not like? Express your answer as a reduced fraction.
The probability that the selected song was one Shana liked or one she'd heard but did not like
is

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