In a Relational Database, the Only Data Redundancy (Duplication) Exists

question 188

True/False

In a relational database, the only data redundancy (duplication) exists in the common columns (fields) used for relationships.

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Definitions:

P-Value

The chance of receiving test results that are as extreme or exceed the extremity of those actually observed, with the null hypothesis assumed to be true.

Significance Level

The likelihood of mistakenly dismissing the null hypothesis, typically represented by alpha, when in truth it holds.

Null Hypothesis

A statement or hypothesis that assumes no statistical significance or effect exists in a set of observations or experiment.

Two-Tailed Test

A hypothesis test in which the critical area for a rejection of the null hypothesis is in both tails of the probability distribution, allowing for testing of deviations in both directions.