_____ estimates are prepared from completed drawings and specifications.

a. Change order
b. Field
c. Detailed
d. Resource


c. Detailed

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Habituation is learning to respond without thinking

Indicate whether this statement is true or false.

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Someone suggests that the lifetime T(in days) of a certain component can be modeled with the Weibull distribution with parameters ?= 3 and ?= 0.01.

a. If this model is correct, what is P(T ?1)? b. Based on the answer to part (a), if the model is correct, would one day be an unusually short lifetime? Explain. c. If you observed a component that lasted one day, would you find this model to be plausible? Explain. d. If this model is correct, what is P(T ? 90)? e. Based on the answer to part (d), if the model is correct, would 90 days be an unusually short lifetime? An unusually long lifetime? Explain. f. If you observed a component that lasted 90 days, would you find this model to be plausible? Explain.

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An electric furnace has a minimum circuit ampacity rating of 50 amps. What is the minimum current rating for the disconnect switch?

What will be an ideal response?

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A geothermal heat pump is one in which _____

a. heat is extracted from lake water b. the heat sink is well water c. heat is extracted from air d. heat is extracted from the earth

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