Exam 10: Decision Support and Expert Systems

Describe the three phases of decision making.

____ or models might be unique to a certain industry or even to an individual business.

Give examples of structured and semistructured problems.

In most ESs,the knowledge base is built as a series of ____________________ rules.

Among the general statistical models,a(n)____ model is the best-fit linear relationship between two variables,such as sales and the money spent on marketing.

Stock investment,weather forecasting,and medicine are domains of unstructured or semistructured decision making.

A growing number of organizations implement software applications that produce decisions automatically and in ____.

A(n)____________________ is developed to emulate the knowledge of an expert to solve problems and make decisions in a relatively narrow domain.

In government work,an FIS allows a city clerk to bring up a map of the neighborhood of a resident,zoom in on the resident's house pictured on the map,click on the picture,and receive information such as real-estate taxes owed and paid over the past several years.

You might be familiar with sensitivity analysis from using word processors.

A DSS's ____________________ is a database or data warehouse that provides the data for the intelligence phase of decision making.

Most mathematical and physical problems are unstructured.

A ____ is one that is neither fully structured nor totally unstructured.

When using a DSS or a(n)____,the user enjoys the knowledge and experience that have been accumulated by other people over many years.

A(n)____ is almost always affected by more than one parameter.

For some banks,if your credit score is in the 500s or even 600s on a scale of ____,you are not considered a good credit risk.

When one passenger on an airplane pays a third of what another paid for the same flight,this is the result of recommendations the airline receives from a DSS whose purpose is to maximize revenue.

What are the three major components of DSSs,and what do they do?

A small change in price per unit might result in a dramatic increase in sales,which means sales volume has a high sensitivity to product price.

Businesses use ____ to analyze data.