How Can Indexes Be Classified

question 21

Multiple Choice

How can indexes be classified?

• A)Price
• B)Quantity
• C)Value
• D)Weighted or unweighted

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Definitions:

Matrix

A rectangular array of numbers, symbols, or expressions arranged in rows and columns used in mathematics to perform linear transformations and solve systems of linear equations.

Determinant

A scalar value that can be calculated from the elements of a square matrix and encapsulates certain properties of the matrix. It is often used to determine the invertibility of the matrix.

Cramer's Rule

A theorem in algebra that provides an explicit solution to a system of linear equations with as many equations as unknowns, using determinants.

System of Linear Equations

A set of one or more linear equations that share the same variables.