A(n)___________ Key in the Relational Database Model Is a Primary

question 10

Short Answer

A(n)___________ key in the relational database model is a primary key of one table that appears as an attribute in another table.

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Definitions:

Larger Sample Variance

Refers to a greater dispersion or spread of a set of sample data points from their mean, compared to another set of data points.

F-test

A statistical test used to compare the variances of two populations and is based on the F-distribution.

One-tailed Test

A statistical hypothesis test in which the region of rejection is on only one side of the sampling distribution.

Population Variances

The squared deviation of a set of values in a population from their mean, representing the dispersion within the population.