A Random Sample of 25,000 ACT Test Takers Had an Average

question 18

Multiple Choice

A random sample of 25,000 ACT test takers had an average score of 21 with a standard deviation of 5. With a .95 probability, determine the margin of error.

• A) .0277
• B) .0568
• C) .2603
• D) .0620

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Definitions:

Temperate Fish

Fish species that live in waters with moderate temperatures, neither too hot nor too cold, typically between polar and tropical regions.

Reconciliation Ecology

The science of inventing, establishing, and managing habitats to conserve species diversity in areas where people live, work, or play.

Deforested Area

Regions where trees have been cut down and removed, leading to loss of forest cover.