Messenger Service ​ Three Messenger Services Deliver to a Small Town in Small

question 206

Essay

Messenger Service ​
Three messenger services deliver to a small town in Oregon.Service A has 60% of all the scheduled deliveries,service B has 30%,and service C has the remaining 10%.Their on-time rates are 80%,60%,and 40% respectively.Define event O as a service delivers a package on time. ​ ​
-{Messenger Service Narrative} Calculate P(B and O).

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Definitions:

Coupon Rate

The yearly interest rate paid on a bond, shown as a percentage of its nominal value.

Interest Tax Shield

The reduction in income taxes that results from taking allowable deductions for interest expense.

Tax Shield

The reduction in income taxes that results from taking an allowable deduction from taxable income, such as mortgage interest or depreciation.

Coupon Rate

Yearly rate of interest paid on a bond, expressed in terms of percentage of its face value.