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Chapter 3: Q.55 (page 218)

Use the following information to answer the next four exercises. Table 3.15 shows a random sample of musicians and how they learned to play their instruments

Find P(musician is a male AND had private instruction).

Short Answer

Expert verified

P(musicianisamaleANDhadprivateinstruction)=0.12

Step by step solution

01

Content Introduction

The contingency table shown is below:

02

Content Explanation

It can be seen in the table that total number of musicians is 130,out of these total musicians, 15are male musician who learned music with private instruction. Therefore probability of male musician and a private instructor is as follow:

P(musicianisamaleANDhadprivateinstruction)=TotalmalemusicianswithprivateinstructiontotalmusiciansP(musicianisamaleANDhadprivateinstruction)=15130P(musicianisamaleANDhadprivateinstruction)=0.12

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