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Chapter 4: Q.18 (page 283)

Complete the expected value table.

Short Answer

Expert verified

The expected value table is given below:

Step by step solution

01

Given Information

Every month, Javier participates in special events as a volunteer. In a month, he does no more than five events. He visits exactly five activities 35%of the time, four activities 25%of the time, three activities 20%of the time, two activities 10%of the time, one activity 5%of the time, and no activities 5%of the time.

02

Calculation & Explanation

Multiplying the Xcolumn with the P(X)column generates the third column in the table.

That is:

(0)*(0.2)=0.0,(1)*(0.2)=0.2,(2)*(0.4)=0.8and(3)*(0.2)=0.6...

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