Define Repeating Groups,partial Dependencies and Transitive Dependencies and Discuss How

question 25

Essay

Define repeating groups,partial dependencies and transitive dependencies and discuss how they are dealt with in the process of normalizing tables.

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Definitions:

Mann-Whitney U Test

is a non-parametric statistical test used to compare differences between two independent groups when the dependent variable is ordinal or continuous but not normally distributed.

Chi-Square Test

A statistical test used to determine the significance of an observed association between categorical variables.

R Test

A statistical test used within the R programming environment to determine the significance of data sets or to compare models.

Statistically Significant

A term indicating that the likelihood of obtaining the observed data, or more extreme, by chance is low if the null hypothesis is true.