Angela Reads About a Study in Which Cell Phone Use

question 6

Multiple Choice

Angela reads about a study in which cell phone use is associated with migraine headaches. She says, "Well, that study is not valid because I use a cell phone more than anyone I know and I never get migraines." Based on her comment, Angela may be forgetting which of the following?

• A)Science is based on empiricism.
• B)The study has been replicated.
• C)The study did not properly define cell phone use.
• D)Science is probabilistic.

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Definitions:

Graphing Calculator

A handheld device capable of plotting graphs, solving equations, and performing other mathematical operations and visualizations.

Real Line

A linear continuum of points representing real numbers, effectively illustrating the concept of the infinite nature of real numbers on a one-dimensional scale.

Inequality

A mathematical expression that shows the relationship between two values that are not equal, using symbols such as <, >, ≤, or ≥.

Real Line

A one-dimensional continuum that includes all real numbers, each of which corresponds to a unique point on the line.