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Question

asked 2021-08-20

While using Cost-benefit analysis which of the following is a true statement.

a) It will always produce a recommendation consistent with the simple payback period method.

b) It will always produce a recommendation consistent with the present worth, future worth, and annual worth methods.

c) It can be used only to evaluate projects from the public sector (such as bridges and roadways).

d) None of the above.

a) It will always produce a recommendation consistent with the simple payback period method.

b) It will always produce a recommendation consistent with the present worth, future worth, and annual worth methods.

c) It can be used only to evaluate projects from the public sector (such as bridges and roadways).

d) None of the above.

asked 2021-07-31

The following question consider the Gompertz equation, a modification for logistic growth, which is often used for modeling cancer growth, specifically the number of tumor cells. When does population increase the fastest for the Gompertz equation

\(\displaystyle{P}{\left({t}\right)}'=\alpha{\ln{{\left({\frac{{{K}}}{{{P}{\left({t}\right)}}}}\right)}}}{P}{\left({t}\right)}?\)

\(\displaystyle{P}{\left({t}\right)}'=\alpha{\ln{{\left({\frac{{{K}}}{{{P}{\left({t}\right)}}}}\right)}}}{P}{\left({t}\right)}?\)

asked 2021-08-17

A company with a fleet of 150 cars found that the emissions systems of 7 out of the 22 they tested failed to meet pollution control guidelines.

Is this strong evidence that more than 20% of the fleet might be out of compliance?

Test an appropriate hypothesis and state your conclusion.

Be sure the appropriate assumptions and conditions are satisfied before you proceed.

Is this strong evidence that more than 20% of the fleet might be out of compliance?

Test an appropriate hypothesis and state your conclusion.

Be sure the appropriate assumptions and conditions are satisfied before you proceed.

asked 2021-02-14

Electrocardiographs are often connected as shown in Fig.19-55. The leads are said to be capacitively coupled. A timeconstant of 3.0s is tyical and allows rapid changes in potential tobe recorded accurately. If C = 3.0?F, What value must R have?