An Exit Poll During a Recent Election Revealed That 52 $P ($

question 230

Essay

An exit poll during a recent election revealed that 52% of those voting were women and 48% were men. The results also showed that 70% of the women voting favored Democratic candidates while only 40% of the men favored Democratic candidates. These poll results may be summarized as follows: $P ($ woman $) = .52 \quad \quad\quad\quad\quad\quad\quad\quad\quad P ($ man $) = .48$
$P ($ favored Democrats $\mid$ woman $) = .70 \quad P ($ favored Democrats $\mid$ man $) = .40$
a. Find $P$ (woman and favored Democrats).
b. Find $P$ (man and favored Democrats).
c. Find $P$ (favored Democrats).
d. Find $P$ (woman $\mid$ favored Democrats).
e. Find $P$ (man $\mid$ favored Democrats).

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Definitions:

Optimal R&D

The most efficient level of investment in research and development activities where marginal cost equals marginal benefit.

Expected Rate Of Return

The increase in profit a firm anticipates it will obtain by purchasing capital or engaging in research and development (R&D); expressed as a percentage of the total cost of the investment (or R&D) activity.

Interest-Rate Cost-Of-Funds

The interest expense on borrowings, reflecting the rate at which a company or individual can borrow or lend funds.

Marginal Benefit

The extra advantage gained by using an additional unit of a product or service.