Decide Whether the Relation Is a Function $$\{ ( 3 , - 3 ) , ( 3,3 ) , ( 6,9 ) , ( 8,8 ) , ( 10 , - 7 ) \}$$

question 15

Multiple Choice

Decide whether the relation is a function.
- $$\{ ( 3 , - 3 ) , ( 3,3 ) , ( 6,9 ) , ( 8,8 ) , ( 10 , - 7 ) \}$$

• A) function
• B) not a function

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Definitions:

Measures Of Variability

Indicators of how much scores vary in a distribution. Three types of measures of variability are the range, quartile range, and the standard deviation.

Range Of Scores

Refers to the span from the lowest to the highest scores achieved on a test, indicating the breadth of varying performances.

Normally Distributed Curve

A mathematical depiction illustrating a bell-shaped distribution where the data exhibits a symmetrical spread around the mean value.

Median

The median is the central number in a series of data after it has been organized in either increasing or decreasing sequence.