OLAP Systems Share Three Main Characteristics.What Are They

question 5

Essay

OLAP systems share three main characteristics.What are they?

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Definitions:

Rank Sums

A statistic used in non-parametric tests that involves summing the ranks of observations in one of two samples when comparing medians.

One-Tail

Refers to a one-tailed test in statistics where the critical area of a distribution is one-sided so that it tests for the possibility of the relationship in a single direction.

Ordinal

Pertaining to data classification where the order of the values is significant but differences between values are not necessarily consistent.

Interval

An interval in statistics refers to the difference between two points on a scale, often used to measure the distance or gap between data points.