Database Redesign Is Fairly Easy When ________

question 78

Multiple Choice

Database redesign is fairly easy when ________.

• A)information systems and organizations influence each other
• B)the design was done correctly the first time
• C)there is no data in the database
• D)good backups of the database are available
• E)All of the above

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Definitions:

One-way ANOVA

A statistical test used to compare the means of three or more independent groups to see if at least one mean is different from the others.

Population Means

Refers to the average values obtained from distinct and entire groups within a dataset or statistical model.

Null Hypothesis

In statistical analysis, a hypothesis that suggests no significant difference exists between specified populations, any observed difference being due to sampling or experimental error.

Population Means

The average value of all data points within a population, a key parameter in many statistical analyses.