In Many-To-Many Relationships in a Relational Database Design,________

question 76

Multiple Choice

In many-to-many relationships in a relational database design,________.

• A) the key of the child is placed as a foreign key into the parent
• B) the key of the parent is placed as a foreign key into the child
• C) the keys of both tables are placed in a third table
• D) the keys of both tables are joined into a composite key
• E) Both C and D

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Definitions:

Standard Deviation

A statistical measure of the dispersion or variability within a data set, indicating how spread out the numbers are from the mean.

Statistically Significant

This term implies that the likelihood of the results happening by random chance is very low, underlining the importance of the findings.

Mean

In statistics, the arithmetic average of a set of numbers, calculated by adding all the values together and then dividing by the number of values.

P Value

A statistical measure that indicates the probability of the observed data occurring under the null hypothesis, used in hypothesis testing to determine significance.