Suppose a Treacherous Stretch of Road Winds Through Deadman's Canyon

question 60

Multiple Choice

Suppose a treacherous stretch of road winds through Deadman's Canyon for 5 miles.A highway department study estimates that better lighting would reduce the traffic fatality rates as follows: $$\begin{array} { c c c } \text { Number of lights } & \text { Estimated deaths per year } & \text { Total installation cost (in millions) } \\0 & 3 & \$ 0 \mathrm {~m} \\1 & 2 & \$ 3 \mathrm {~m} \\2 & 1.5 & \$ 7 \mathrm {~m} \\3 & 1.2 & \$ 12 \mathrm {~m} \\4 & 1 & \$ 18 \mathrm {~m} \\5 & 0.9 & \$ 25 \mathrm {~m}\end{array}$$
The first light is estimated to reduce the fatality rate by ___ at a marginal cost of $__ per life saved.

• A)2;$3m
• B)3;$0
• C)1;$3m
• D).5;$4m

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Definitions:

Cohesiveness

The quality of forming a united whole, often referring to the sense of solidarity or togetherness within a group.

Theoretical Model

An abstract representation that explains how various aspects of a concept or process are related to each other.

Motivational

Pertains to the various psychological factors that stimulate a person's desire to be continually interested and committed to a job, role, or subject, or to make an effort to attain a goal.

Behavioral

Pertaining to the actions or reactions of an organism, often in relation to its environment, which can be observed and measured from the outside.