When We Want to Compare More Than 2 Groups, We

question 44

Multiple Choice

When we want to compare more than 2 groups, we should use an ANOVA instead of a t-test because ______.

• A) you cannot compare the means between all groups simultaneously with t-tests
• B) you cannot take into account the variability for all samples with t-tests
• C) you increase the chance of making a Type I error
• D) all of these

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Definitions:

Biodiversity Rating

A quantification or evaluation of the diversity of plant and animal life in a particular habitat or ecosystem.

Global Annual Catch

The total quantity of fish and other aquatic animals captured worldwide in a year, often used to assess the sustainability of fishing practices.

Sackville Waterfowl Park

A nature reserve located in Sackville, New Brunswick, Canada, known for its diverse bird species and natural habitats.

New Brunswick

A maritime province in eastern Canada, known for its forested landscape, rivers, and coastal regions along the Atlantic Ocean.