Which of the Following Is an Important Guideline for the Use

question 24

Multiple Choice

Which of the following is an important guideline for the use of statistics in a speech?

• A) Use statistics that are mainly from secondary sources.
• B) Use as many statistics as you can find because they enhance credibility.
• C) Use reputable, authoritative, unbiased sources for your statistics.
• D) Report a statistic down to the last decimal point to be thorough and accurate.

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Definitions:

Matrix

A rectangular array of numbers, symbols, or expressions, arranged in rows and columns.

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.