Given the Huge Number of Transactions, the Data in Databases

question 132

Short Answer

Given the huge number of transactions, the data in databases are constantly in use and/or undergoing change. This characteristic of databases, referred to as ________________.

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Definitions:

Null Hypothesis

A statistical hypothesis that assumes no significant difference or effect exists within a set of given observations.

P-value

A measure in statistics that helps to determine the significance of results derived from a hypothesis test.

Significance Level

The probability of rejecting the null hypothesis in a statistical test when it is actually true; a threshold for determining statistical significance, usually denoted by alpha (α).

Null Hypothesis

In statistics, a hypothesis that there is no significant difference or association between specified populations, any observed difference being due to sampling or experimental error.