general economic conditions are improving, stable, or declining. The anticipated annual return percentages for each market segment under each economic condition are as follows.

$($a$)$ Assume that an individual investor wants to select one market segment for a new investment. A forecast shows improving to declining economic conditions with the following probabilities:

improving $(0\mathrm{.}2),$ stable $(0\mathrm{.}5),$ and declining $(0\mathrm{.}3).$ What is the preferred market segment for the investor?

Computers

Financial

Manufacturing

Pharmaceuticals

What is the expected return percentage of the preferred market segment?

$\%$

$($b$)$ At a later date, a revised forecast shows a potential for an improvement in economic conditions. New probabilities are as follows: improving $(0\mathrm{.}4),$ stable $(0\mathrm{.}4),$ and declining $(0\mathrm{.}2).$ What is the

preferred market segment for the investor based on these new probabilities?

Computers

Financial

Manufacturing

Pharmaceuticals

What is the expected return percentage of the preferred market segment?