Define a Data Warehouse and Provide a Few Reasons It

question 16

Essay

Define a data warehouse and provide a few reasons it can make a manager more effective.

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Definitions:

Degrees of Freedom

Refers to the number of scores in a calculation that are free to vary when estimating a parameter.

Calculating

The action of performing mathematical operations to determine a result.

Significant Correlations

Relationships between variables that are strong enough to unlikely be due to chance, as determined by statistical tests.

Test Statistic

A value calculated from sample data that is used in statistical hypothesis testing to determine whether to reject the null hypothesis.