The Absolute Magnitude of a Star Is the Brightness the Star

question 52

Multiple Choice

The absolute magnitude of a star is the brightness the star would appear to have if it were placed at what distance from Earth?

• A) 32.6 ly
• B) distance to the galactic center
• C) 10 ly
• D) 1 AU

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Definitions:

Observed Score

The actual score or measurement recorded during data collection.

Critical Score

The value that a test statistic must exceed in order for a hypothesis to be rejected at a specified significance level.

Reliability Coefficient

A measure indicating the consistency of a set of scores obtained from repeated measurements of the same phenomenon.

Parallel Forms Reliability

A measure of reliability obtained by administering different versions of an assessment tool to the same group of individuals and correlating the results.