It is expected to take 240 days if the weather is dry and the temperature is hot. If the weather is damp and cool, the project is expected to take 320 days. Otherwise, it is expected to take 275 days. The historical data suggest that the probability of cool, damp weather is 35% and that of dry, hot weather is 40%. What is the expected completion time?
It is expected to take 240 days if the weather is dry and the temperature is hot. If the weather is damp and cool, the project is expected to take 320 days. Otherwise, it is expected to take 275 days. The historical data suggest that the probability of cool, damp weather is 35% and that of dry, hot weather is 40%. What is the expected completion time?
Traffic and Highway Engineering
5th Edition
ISBN:9781305156241
Author:Garber, Nicholas J.
Publisher:Garber, Nicholas J.
Chapter2: Transportation Systems And Organizations
Section: Chapter Questions
Problem 6P
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Decisions Recognizing Risk
The construction time for a highway project depends on weather conditions. It is expected to
take 240 days if the weather is dry and the temperature is hot. If the weather is damp and cool,
the project is expected to take 320 days. Otherwise, it is expected to take 275 days. The historical
data suggest that the probability of cool, damp weather is 35% and that of dry, hot weather is
40%. What is the expected completion time?
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