Use the Rule for Order of Operations to Simplify the Expression

question 21

Short Answer

Use the rule for order of operations to simplify the expression as much as possible.

(1 - 7)(6 - 9)

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Definitions:

Class Rank

A measure of how a student's performance compares to others in their group or grade level, often expressed as a percentile or as a rank.

Ordinal Random Variable

A random variable that has outcomes which can be ordered or ranked but does not necessarily have a quantitative value.

Nominal Random Variable

A variable that represents data which can be classified into distinct categories with no logical order.

Nominal Data

Data classified into categories that cannot be ordered or ranked; purely qualitative.