Examlex
________ means that information in a data warehouse is stable and, once loaded, never changes, so as new information is added, old information is never removed or modified.
Factorial Research Design
An experimental setup that involves studying the effects of multiple factors and their interactions on a response variable.
Null Hypothesis
A statement positing no difference or no effect, which researchers aim to test against the alternative hypothesis.
One-way ANOVA
A statistical test that compares the means of three or more independent groups to determine if there is a significant difference among them based on one independent variable.
Midwest
A geographical region in the United States that is generally considered to include the north-central states.
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