In a Radio Telescope, the Role That the Mirror Plays

question 21

Multiple Choice

In a radio telescope, the role that the mirror plays in visible-light telescopes is played by:

• A) a spectrometer
• B) an interferometer
• C) computer software
• D) a special kind of lens
• E) a large metal dish (antenna)

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Definitions:

Causal Relationship

A connection between two variables where a change in one variable (the cause) leads to a change in another variable (the effect).

Standard Error

A statistical measure that describes the accuracy with which a sample distribution represents a population using the standard deviation.

Regression Line

A straight line that best fits the data on a scatter plot, indicating the average relationship between the independent and dependent variables.

Coefficient Of Determination

A statistical measure, often denoted as R-squared, that represents the proportion of the variance in the dependent variable that is predictable from the independent variables, indicating the strength of the relationship.