Determine Whether the Relation Is Also a Function

question 176

Multiple Choice

Determine whether the relation is also a function.
-{(1, -3) , (1, 8) , (4, -6) , (9, 3) , (11, -1) }

• A) Yes
• B) No

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Definitions:

Population Variances

A measure of the variance within an entire population, indicating the average of the squared differences from the mean.

Test Statistic

A standardized value calculated from sample data during a hypothesis test; used to decide whether to reject the null hypothesis.

Confidence Interval

A variety of values taken from statistics of a sample, presumed to hold the value of a not yet known population attribute.

Equality of Means

A statistical hypothesis test to determine whether there is a significant difference between the means of two or more groups.