The NoSQL Model That Includes a Simple Pair of a Key

question 53

Multiple Choice

The NoSQL model that includes a simple pair of a key and an associated collection of values is called a:

• A) key-value score.
• B) document store.
• C) wide-column store.
• D) graph database.

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Definitions:

Independent Samples

Two or more groups of samples that are not related or connected in any way in the context of an experiment or study.

Relative Frequency Distributions

A distribution where each value is expressed as a relative frequency or proportion of the total number of occurrences.

Normal Approximation

The process of using the normal distribution to approximate the distribution of a sample statistic.

Standardized Test Statistic

A statistic that has been transformed to have a mean of zero and a standard deviation of one, used in hypothesis testing.