Which of the Following Is an Examples of External Databases

question 124

Multiple Choice

Which of the following is an examples of external databases in the data warehouse model?

• A) Marketing,sales,inventory,and billing
• B) Data mart 1,data mart 2,and data mart 3
• C) Competitor and industry information,mailing lists,and stock market analysis
• D) Marketing information,sales information,and stock market analysis

Analyze economic growth or decline using real GDP data.

Understand and calculate the impact of price changes on nominal and real GDP.

Understand how to calculate percentage changes in GDP using real GDP and the GDP deflator.

Learn to differentiate between nominal GDP, real GDP, and the GDP deflator.

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Definitions:

Coefficient of Determination

A measure that indicates the proportion of the variance in the dependent variable that is predictable from the independent variable(s).

Pearson Coefficient

A measure of the linear correlation between two variables, ranging from -1 to 1, where 1 means a perfect positive correlation and -1 means a perfect negative correlation.

Correlation

A statistical measure that indicates the extent to which two or more variables fluctuate together.

Population Slope

Represents the rate of change or relationship between two variables across the entire population being studied, typically in the context of linear regression.