Question

Rows of a data matrix storing record data usually represents?
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Answer 1

Answer:

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Answer 2

Rows of data matrix storing record data usually represents Observations, also known as cases.

• A data matrix is known to be storing data. Observations are stored as rows within a data matrix.

• In a data matrix, variables also called as characteristics are stored as columns.

• An observation is a case of data being collected whereas a variable is an attribute or characteristic of that observation.

• For example - If a data matrix consists of data with respect to students, then each individual student's record would be an observation. An attribute of the student like height or weight would be considered a variable or a column in the data matrix.

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