If We Are Eventually Able to Detect Earth-Like Extrasolar Planets

question 96

Multiple Choice

If we are eventually able to detect Earth-like extrasolar planets directly, they will be seen very

• A) close to their parent stars and will be very dim in comparison
• B) far from their parent stars and will be very dim in comparison
• C) far from their parent stars and will be bright in comparison
• D) close to their parent stars and will be bright in comparison

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Definitions:

Regression Line

A straight line that best represents the relationship between an independent variable and a dependent variable in linear regression analysis.

Scatterplot

A type of graph used in statistics to display values for typically two variables for a set of data.

Regression Line

A straight line that describes how a response variable y changes as an explanatory variable x changes, in linear regression analysis.

Best-Fitting Line

A line through a scatter plot of data points that best expresses the relationship between those points, often determined by the method of least squares.