The 2009 H1N1 Flu Virus

question 61

Multiple Choice

The 2009 H1N1 flu virus

• A) was an avian flu virus.
• B) was spread by mosquitoes.
• C) evolved through the genetic reshuffling of viruses that infect humans, birds, and pigs.
• D) killed over 50 million people worldwide.

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Definitions:

Scatterplot

A graphical representation using dots to show the relationship between two quantitative variables.

Correlation

A gauge that determines the extent of simultaneous variations between two or more variables.

Lurking Variable

A variable that is not directly measured but affects the variables of interest in a study, potentially confounding the results.

Heights

Refers to the measurement of vertical length, either of an individual or object, typically measured from base to top.