Use an economic decision tree to find the probability distribution and the expected PW for an assembly line modification. The first cost is $80K, and its salvage value is $0. The firm's interest rate is 9%. The savings shown below depend on whether the assembly line runs one, two, or three shifts and on whether the product is mace for 3 or 5 years.

ENGR.ECONOMIC ANALYSIS
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Chapter1: Making Economics Decisions
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Calculate expected value of a probability distribution. Decisions Recognizing Risk
Use an economic decision tree to find the probability distribution and the expected PW for an
assembly line modification. The first cost is $80K, and its salvage value is $0. The firm's
interest rate is 9%. The savings shown below depend on whether the assembly line runs one,
two, or three shifts and on whether the product is mace for 3 or 5 years.
Useful Life
Savings per
Year
Probability
(years)
Probability
$15,000
.2
3
.6
30,000
.5
5
.4
45,000
.3
Transcribed Image Text:Use an economic decision tree to find the probability distribution and the expected PW for an assembly line modification. The first cost is $80K, and its salvage value is $0. The firm's interest rate is 9%. The savings shown below depend on whether the assembly line runs one, two, or three shifts and on whether the product is mace for 3 or 5 years. Useful Life Savings per Year Probability (years) Probability $15,000 .2 3 .6 30,000 .5 5 .4 45,000 .3
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