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Yuri [45]
3 years ago
12

systems play a key role in helping organizations achieve goals, which are set forth in a(n) statement. Computers can be used by

people at all levels of an organization. Workers use information systems to produce and manipulate information. Managers depend on information systems to supply data that is essential for long-term planning and short-term tactical planning. Transaction systems provide an organization with a way to collect, display, modify, or cancel transactions. These systems encompass activities such as general accounting, inventory tracking, and ecommerce. information systems typically build on the data collected by a TPS to produce reports that managers use to make the business decisions needed to solve routine, structured problems. A decision system helps workers and managers make non-routine decisions by constructing decision models that include data collected from internal and external sources. A(n) system is designed to analyze data and produce a recommendation or decision based on a set of facts and rules called a(n) base. These facts and rules can be written using an expert system shell or a programming language. A(n) engine evaluates the facts and rules to produce answers to questions posed to the system. Using a technique called logic, these systems can deal with imprecise data and problems that have more than one solution.
Business
1 answer:
Sergio [31]3 years ago
8 0

Answer:

The following are those which helps in playing a key role in helping organizations to achieve their goals:

O. Computers can be used by people at all levels of an organization.

O. Workers use information systems to produce and manipulate information.

O. Managers depend on information systems to supply data that is essential for long-term planning and short-term tactical planning.

O. A decision system helps workers and managers make non-routine decisions by constructing decision models that include data collected from internal and external sources.

O.  A(n) engine evaluates the facts and rules to produce answers to questions posed to the system.

O. Using a technique called logic, these systems can deal with imprecise data and problems that have more than one solution.

Explanation:

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The expected return and standard deviation of a portfolio that is 30 percent invested in 3 Doors, Inc., and 70 percent invested
kirill115 [55]

Answer:

For correlation 1 the standard deviation of portfolio is 0.433.

For correlation 0 the standard deviation of portfolio is 0.3191.

For correlation -1 the standard deviation of portfolio is 0.127.

Explanation:

The standard deviation of a portfolio is computed using the formula:

\sigma_{P}=\sqrt{w^{2}_{1}\sigma_{1}^{2}+w^{2}_{2}\sigma_{2}^{2}+2\times r\times w_{1}\sigma_{1}w_{2}\sigma_{2}}

(1)

For <em>r</em> = + 1 compute the standard deviation of portfolio as follows:

\sigma_{P}=\sqrt{w^{2}_{1}\sigma_{1}^{2}+w^{2}_{2}\sigma_{2}^{2}+2\times r\times w_{1}\sigma_{1}w_{2}\sigma_{2}}\\=\sqrt{(0.30^{2}\times 0.51^{2})+(0.70^{2}\times 0.40^{2})+(2\times1\times0.30\times 0.51\times0.70\times 0.40)}\\=\sqrt{0.187489}\\=0.433

Thus, for correlation 1 the standard deviation of portfolio is 0.433.

(2)

For <em>r</em> = 0 compute the standard deviation of portfolio as follows:

\sigma_{P}=\sqrt{w^{2}_{1}\sigma_{1}^{2}+w^{2}_{2}\sigma_{2}^{2}+2\times r\times w_{1}\sigma_{1}w_{2}\sigma_{2}}\\=\sqrt{(0.30^{2}\times 0.51^{2})+(0.70^{2}\times 0.40^{2})+(2\times0\times0.30\times 0.51\times0.70\times 0.40)}\\=\sqrt{0.101809}\\=0.3191

Thus, for correlation 0 the standard deviation of portfolio is 0.3191.

(3)

For <em>r</em> = -1 compute the standard deviation of portfolio as follows:

\sigma_{P}=\sqrt{w^{2}_{1}\sigma_{1}^{2}+w^{2}_{2}\sigma_{2}^{2}+2\times r\times w_{1}\sigma_{1}w_{2}\sigma_{2}}\\=\sqrt{(0.30^{2}\times 0.51^{2})+(0.70^{2}\times 0.40^{2})+(2\times-1\times0.30\times 0.51\times0.70\times 0.40)}\\=\sqrt{0.016129}\\=0.127

Thus, for correlation -1 the standard deviation of portfolio is 0.127.

3 0
2 years ago
A farmer purchased a module builder for $50,000. The bank is willing to loan him $37,000. The terminal value of this investment
Allisa [31]

Answer:

the after tax terminal value would be $14,500

Explanation:

6 0
2 years ago
Which of the following is not an economic system?
WITCHER [35]

Answer:

the answer is C

Explanation:

this is what I found listing:

-Pure Market Economy.

-Pure Command Economy.

-Traditional Economy.

-Mixed Economy

7 0
3 years ago
Read 2 more answers
There is only one accepted format for a formal business letter.<br><br> True<br> False
Dimas [21]

False, there are more than one accepted letter format.

Let's get further into learning this:

There are two basic groups, The Block Format and The Various Indented formats.

Stay Happy!

7 0
3 years ago
why did aig get bailed out while lehman brothers did not? group of answer choices it had a stronger balance sheet lehman brother
GarryVolchara [31]

Because all other big financial corporations would have failed due to the prospect of systemic risk, aig received bailout money while Lehman Brothers did not.

The process of raising money or capital for any form of spending is referred to as finance. It involves directing different sources of funding, such as credit, loans, and investment money, to the businesses that can use them most effectively. The definition of finances according to Finance Box is "The money that people, businesses, or national economies earn and spend." Risk is the potential for bad things to happen, to put it simply. Risk refers to uncertainty on how a certain action will affect or have implications for a human value (such as one's health, well-being, wealth, property, or the environment), frequently focused on unfavourable outcomes.

Learn more about Risk  here

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3 0
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